Christiane Amanpour leads discussions about world issues and interviews with global leaders.

Soon after his poetry recital, Leonard Quinton is found hanging in the conservatory; when Father Brown realizes that he could not have committed suicide, the search begins for a murderer.

A death of a magazine columnist and author of fairy stories.

A serial killer dies in a car crash while carrying an abducted woman in the trunk, but as the investigation unfolds, public opinion turns on her.

After drought, the rains finally arrive; as things normalize, the buffalo herds return and lion cubs witness their first hunt.

Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction.

Brain, D.W. and Bud explore the innerworkings of the brain; Brain may finally see a meteor shower.

Evil Sculptor wants to leave the Villain Network and offers to give the Mobile Unit top-secret info.

Chris goes north while Martin goes south in search of the real Easter Bunny.

Alma, Harper and Rafia want to make a robot video; Alma helps Eddie record a rap, but the project gets derailed.

Lyla and Everett make a lemonade stand to raise money for the animal shelter; Lyla and Everett learn Double Dutch to become part of a neighborhood crew.

Forrest can't wait to try everything at the Fuzzytown Friends Picnic, but gets into trouble when he is unable to wait his turn; Carl hosts a Super Blue Moon Sleepover.

Daniel and Dad help Prince Tuesday at the market; Daniel is excited to plant flowers but is upset when he has to do the weeding.

It's Recycling Day, so Rosie becomes a recycling kid, but she accidentally recycles Crystal's art project; when Rosie and Javi find a monarch butterfly in the backyard, they try to figure out what it needs so it can flutter again.

Elmo, Chris and their friends on Sesame Street dress up as dinosaurs; with help from Elmo's book, they learn facts about dinosaurs.

Measuring helps the Wombats make a new hat for Ellie; the Wombats clean up a big mess.

Jess Mouse, Donkey and Panda seek a hiding moth; Donkey makes up a song while she waits for Turtle-Lou to deliver her guitar.

Pinkalicious and Jasmine make friendship bracelets for each other and promise to never take them off; Mommy's invention turns things upside down.

Ari grows impatient waiting for ketchup; Elinor, Olive and Ari have to figure out how to expand their clubhouse to fit all the new members of The Explorer's Club.

Nature Cat and his pals find an injured baby fox while playing Wild Animal Rescue.

A heat wave hits Qyah, and Molly is determined to find out the highest temperature on record; Molly and Trini must save Qyah from a wildflower.

Ibn Battuta shows Brad that a change of scenery might help him finish his comic book story; Beulah Louise Henry inspires Yadina to keep working on her invention.

Daniel and Dad help Prince Tuesday at the market; Daniel is excited to plant flowers but is upset when he has to do the weeding.

Brain, D.W. and Bud explore the innerworkings of the brain; Brain may finally see a meteor shower.

An autographed first edition copy of Harper Lee's "To Kill a Mockingbird"; Titanic photograph and book; Rolex military watch.

Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction.

New discoveries may help put a stop to Louisiana's coastal erosion crisis.

People work with nature to make the world thrive, from the metropolises of China and outskirts of Los Angeles to the bogs of Ireland and the favelas of Rio.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Media panelists discuss issues facing the New Orleans area.

Kara St. Cyr and Andre' Moreau anchor the weekly award winning show that focuses on the important issues in the state along with expert analysis of those issues.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Margaret Hoover leads interviews and debates.

Musicians take an all night walking tour of Madrid to better understand how the city inspired Boccherini's music.

The behind-the-scenes story of Kathleen Battle and Jessye Norman's concert of spirituals at Carnegie Hall on March 18, 1990.

New Orleans' exclusive arts and entertainment.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

Media panelists discuss issues facing the New Orleans area.

The behind-the-scenes story of Kathleen Battle and Jessye Norman's concert of spirituals at Carnegie Hall on March 18, 1990.

Chef Pati Jinich travels from El Paso, Texas, and Juarez to Big Bend National Park, experiencing everything from burritos to Middle Eastern cuisine.

Chef Pati Jinich ventures from Laredo and Nuevo Laredo to Brownsville, Texas, learning about how family bonds are the underlying theme that connect everything throughout La Frontera.

Restoring the main staircase; a visit to an orchard; installing a roof hatch to the widow's walk.

The basics of dethatching and aerating; installing a smart home energy monitoring system; the different types of routers.

Marine botanist Sylvia Earle and Fred Rogers snorkel off the Florida Keys.

Blues musicians Koko Taylor and Taj Mahal ecourage George to sing the blues; D.W. tries to discovery the meaning of a word.

The Kratt brothers take a day off from adventuring to go camping, where they meet a mischievous little moose calf.

Alma wants to see everything at the American Museum of Natural History fast, and Junior wants to go slow; Alma's friends want to add their favorite things to Alma's Bronx diorama.

Multiple ways to arrange a classic market bouquet; adding blooms from the garden, including fruit or vegetables; combinations of vases.

Building a pair of essential accessories - a versatile crosscut sled and a feature-packed tenoning jig.

Restoring the main staircase; a visit to an orchard; installing a roof hatch to the widow's walk.

The basics of dethatching and aerating; installing a smart home energy monitoring system; the different types of routers.

Kayak fishing contest; Spahr's tuna sliders; Jamaican escovitch fish with rice and beans.

Chicken fried steak; Cornish game hen with carrot souffle; chess pie.

Chicken cacciatore; stuffed acorn squash with cherry red wine reduction; lavender lemonade.

Fish en papillote; steamed shrimp with remoulade sauce; broccoli basile.

Zucchini soup with eggs and cheese; fava beans and mint; shrimp and tomato risotto.

Turtle brownies; buttercreams; buttery cornstarch cookies with dulce de leche.

Chicken and vegetables; can openers; Hamburger Helper; cheeseburger mac.

Mexican sweet corn cake; Brazilian-style chocolate glazed carrot cake; yellow blender cake with a simple 1-2-3 vanilla frosting.

Lamb ribs; catfish; crawfish; ice-cream sandwich.

Why the area around Kennett Square, Pa., is considered "mushroom capital of the world"; mushroom farm; mushroom ice cream; how to forage for wild mushrooms; cooking a mushroom feast al fresco.

Roasted goat with Naxian potatoes; stuffed vegetables; roasted lemon potatoes; Lazy Chef's stuffed vegetables.

Sunny Hostin prepares a brunch dish using eggs hatched in her own backyard; Russ & Daughters in New York.

After drought, the rains finally arrive; as things normalize, the buffalo herds return and lion cubs witness their first hunt.

Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction.

A chronicle of shows and stars that appeared during the 1940-1970 television era.

Music includes "Gentle on My Mind," "I'd Rather Be Blue," "I Left My Heart in San Francisco," "When the Moon Comes Over the Mountain" and "Bye Bye Love.".

Lewis M. Rutherford lunar photographs from 1865; a Patek Philippe & Tiffany platinum pocket watch circa 1910; Lynne Drexler oil paintings.

Journalists Jim Acosta and Van Jones learn about their ancestors.

North Vietnamese troops make their way down the Ho Chi Minh Trail, defying American air power; while the anti-war movement escalates, American soldiers realize this war is like no other.

Americana singer-singwriter Brandi Carlile performs songs from her album, "In These Silent Days.".

After drought, the rains finally arrive; as things normalize, the buffalo herds return and lion cubs witness their first hunt.

People work with nature to make the world thrive, from the metropolises of China and outskirts of Los Angeles to the bogs of Ireland and the favelas of Rio.

A chronicle of shows and stars that appeared during the 1940-1970 television era.

The spiritual and religious traditions of New Orleans.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Margaret Hoover leads interviews and debates.

Fred and Mr. McFeely visit a recycling center.

Brain, D.W. and Bud explore the innerworkings of the brain; Brain may finally see a meteor shower.

Chris goes north while Martin goes south in search of the real Easter Bunny.

Alma, Harper and Rafia want to make a robot video; Alma helps Eddie record a rap, but the project gets derailed.

Lyla and her siblings figure out a new morning routine so they won't miss the bus again; Lyla wants to learn a popular clap and dance sequence - the Carrot Cake dance.

Carl and Sheldon are on a thank you mission; Carl shows his friends the right way to play with pet rocks.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Kara St. Cyr and Andre' Moreau anchor the weekly award winning show that focuses on the important issues in the state along with expert analysis of those issues.

Margaret Hoover leads interviews and debates.

Media panelists discuss issues facing the New Orleans area.

Historic, architecturally significant places of worship; pastors who shaped the congregations.

Kayak fishing contest; Spahr's tuna sliders; Jamaican escovitch fish with rice and beans.

Chicken cacciatore; stuffed acorn squash with cherry red wine reduction; lavender lemonade.

Lewis M. Rutherford lunar photographs from 1865; a Patek Philippe & Tiffany platinum pocket watch circa 1910; Lynne Drexler oil paintings.

Street art, trendy dining and Charles Rennie Mackintosh architecture in Glasgow, Scotland; touring historic Stirling Castle; bagpipe lesson; the Speyside Whisky Trail; Manhood Stone.

Cafe Du Monde in New Orleans; the National WWII Museum; Hansen's Sco-Bliz; the historic Southern Hotel; biking down the Tammany Trace Rail Trail; Abita Springs.

Tensions between Tom and his laborers erupt during the Sanditon cricket match; Charlotte and Sidney continue to clash, resulting in Miss Lambe being placed in terrible danger; Lord Babington offers Esther a glimpse of a better future.

Charlotte and Sidney join forces to try and rescue Miss Lambe; Tom tries to save Sanditon and his marriage; Edward and Clara devise a plan to seize Lady Denham's legacy.

As the summer regatta approaches, the success of the resort hangs in the balance; Sidney wrestles with his feelings toward an old flame.

On the night of the Midsummer Ball, romantic interests are finally resolved, but events conspire to leave Charlotte and the Parker family facing down impossible choices.

Soon after his poetry recital, Leonard Quinton is found hanging in the conservatory; when Father Brown realizes that he could not have committed suicide, the search begins for a murderer.

The Nonnatus team prepare for the arrival of a new nun and trainee midwife, Sister Catherine; disappointment strikes as responses for the measles vaccination clinic remain low.

Cromwell brings Anne of Cleves to England to be Henry's new wife, a marriage that would secure an alliance with Germany.

Marie Antoinette has trouble accepting her pregnancy; Rohan is locked up in the Bastille.

As the wedding approaches, Alberto sees Ana with another man and has to choose between her and Cristina; Luisa's husband gets sick again.

Treasures include an 18th century statue and an Indian Order of Merit medal awarded to a Sikh soldier in World War I.

Cromwell brings Anne of Cleves to England to be Henry's new wife, a marriage that would secure an alliance with Germany.

Marie Antoinette has trouble accepting her pregnancy; Rohan is locked up in the Bastille.

Musicians take an all night walking tour of Madrid to better understand how the city inspired Boccherini's music.

The behind-the-scenes story of Kathleen Battle and Jessye Norman's concert of spirituals at Carnegie Hall on March 18, 1990.

Journalists Jim Acosta and Van Jones learn about their ancestors.

Arthur tries to help Prunella with her packrat habits; Binky finds out his real name.

Oscar attends a gathering of Odd Squad scientists called Lab-Con at Odd Squad Academy.

The Wild Kratts try to determine why trees are dying and how to help the forest and the creatures who live there.

Alma and Rafia want to make an animal photo book, but the animals won't cooperate; Alma and Rafia volunteer to help Safina after she hurts her arm.

Lyla, Everett and her sisters build makeshift carnival games for their brother, Luke, using household and recycled materials; Louisa seeks help to create a special beat for her school presentation.

Arugula and Carl go on an adventure as archaeologists; Carl spots a UFO on Mother's Day.

Jodi's asthma makes it hard for her to run around with her friends during a game of Splat Ball; Daniel feels left out when there's no room for him to play at the xylophone.

Rosie takes Mom out for Mother's Day; Crystal takes the kids to the merry-go-round at the amusement park.

Chris, Elmo and Abby help Fido feel proud that he's a frog.

The wombats battle sea monsters, surfing scoundrels and pointy rocks on their way to make a sandwich delivery; Mr. E. buys a robot to hand out balloons.

Donkey and Grampy try to make an old family recipe; Donkey and Panda are excited to try a new cereal.

Pinkalicious tries to draw Peter's portrait, but he won't sit still; Pinkalicious enjoys the singing of the Pink Peepers so much, she asks them to move in with her.

The kids travel to Moose Mountain to retrieve Ari's plushie after it gets taken by an eagle.

Nature Cat and pals hike to the top of Mighty Mountain; the pals split up after an argument.

Auntie Midge loves to emcee Spring Carnival, but an injured hip throws a wrench in her plans; Tooey outgrows an ugly, hand-me-down Christmas sweater.

Kofi Annan shows Yadina and Brad that finding a compromise can help everyone; William and Caroline Herschel show Xavier that by including Yadina in his magic show, it can make it even more fun.

Jodi's asthma makes it hard for her to run around with her friends during a game of Splat Ball; Daniel feels left out when there's no room for him to play at the xylophone.

Arthur tries to help Prunella with her packrat habits; Binky finds out his real name.

Lewis M. Rutherford lunar photographs from 1865; a Patek Philippe & Tiffany platinum pocket watch circa 1910; Lynne Drexler oil paintings.

Soon after his poetry recital, Leonard Quinton is found hanging in the conservatory; when Father Brown realizes that he could not have committed suicide, the search begins for a murderer.

A death of a magazine columnist and author of fairy stories.

Cromwell brings Anne of Cleves to England to be Henry's new wife, a marriage that would secure an alliance with Germany.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Topps uncut card sheets from 1973; a ring collection circa 1970; a 1967 Ram Kumar oil painting.

An Italian hotel proprietor's autograph book; Margaret Keane "Big Eye" painting; collection of 1936-1939 Edward Weston photographs.

Dr. John, Allen Toussaint, Wardell Quezergue and the Zion Harmonizers, backed by a 20-piece orchestra, perform in New Orleans.

Three Latin American Indigenous community leaders face death threats and murder to save their precious water resources from mining, industrial agriculture, and hydroelectric projects.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

Treasures include an 18th century statue and an Indian Order of Merit medal awarded to a Sikh soldier in World War I.

Topps uncut card sheets from 1973; a ring collection circa 1970; a 1967 Ram Kumar oil painting.

The Nonnatus team prepare for the arrival of a new nun and trainee midwife, Sister Catherine; disappointment strikes as responses for the measles vaccination clinic remain low.

Cromwell brings Anne of Cleves to England to be Henry's new wife, a marriage that would secure an alliance with Germany.

Marie Antoinette has trouble accepting her pregnancy; Rohan is locked up in the Bastille.

Francine must overcome her fear of public speaking so she can voice her concern about pollution at the Earth Day rally; Ladonna dreams of skiing and sledding.

All the agents want a piece when a new room opens up in headquarters; when the tubes are down for maintenance, getting a villain back to headquarters proves difficult.

Chris and Martin search for an obscure rain forest creature.

Alma and Rafia want to keep a bird's nest safe; Alma and her friends look for a litterbug.

Lyla and Everett design a waffle costume for Stu; Lyla creates an original game to reignite everyone's interest in family game night.

Carl and his friends clean up the Fuzzytown Park; Carl accidentally breaks the birthday present Sheldon planned to give his mom.

Daniel and his family explore nature, watching a red bird build a nest; Daniel, O the Owl and Uncle X take a nature walk through the forest.

It's Recycling Day, so Rosie becomes a recycling kid, but she accidentally recycles Crystal's art project; when Rosie and Javi find a monarch butterfly in the backyard, they try to figure out what it needs so it can flutter again.

Tamir leaves for robotics camp; he needs to figure out how to keep the garden watered while he is away; with help from his friends, Tamir makes a drip irrigation system so that the community garden can get plenty of water.

Zadie and Malik retrace their steps to locate Zeke's beloved stuffy Snout; JunJun's song helps Zadie fix Mr. E's shell garden.

Duck wants to fly with the bigger birds; Donkey loses Bob Dog's favorite toy.

Pinkalicious tells a story while drawing with chalk; Pinkalicious and Peter invite Norman the Gnome to watch over their plants.

Elinor learns about the importance of bones after she breaks her arm; the kids need to build a craft for the craft show and get inspired by mud.

Daisy gets ready for the Animal Science Fair.

Molly and Trini have trouble checking in the Sassy Ladies of Saskatoon when they arrive at the Trading Post a day early; Molly is determined to save the old clubhouse from sinking completely into the ground.

Xavier learns that asking questions can lead to exciting discoveries; Xavier learns it's normal to feel different emotions when it comes his turn to jump off the diving board.

Daniel and his family explore nature, watching a red bird build a nest; Daniel, O the Owl and Uncle X take a nature walk through the forest.

Francine must overcome her fear of public speaking so she can voice her concern about pollution at the Earth Day rally; Ladonna dreams of skiing and sledding.

Revisiting fan favorites from 2002, including a Tang dynasty marble lion.

Topps uncut card sheets from 1973; a ring collection circa 1970; a 1967 Ram Kumar oil painting.

Rugby legends Phil Vickery and Martin Offiah take to the antiques trail around Bristol; Phil swaps a rugby ball for a polo stick and Martin finds out about man's first ascent into the skies.

Journalists Jim Acosta and Van Jones learn about their ancestors.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Actors Billy Crudup and Tamera Mowry-Housley uncover their lost roots.

Historian Simon Schama examines the Holocaust as a worldwide crime and its impact today, 80 years after the liberation of Auschwitz.

Alaska native villages fight for survival against climate change; an investigation into Russian atrocities in Bucha, Ukraine.

The Akhiok Kids Camp at Cape Alitak on Kodiak Island in southern Alaska helps kids connect and celebrate their ancestors.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

Historian Simon Schama examines the Holocaust as a worldwide crime and its impact today, 80 years after the liberation of Auschwitz.

Alaska native villages fight for survival against climate change; an investigation into Russian atrocities in Bucha, Ukraine.

Three Latin American Indigenous community leaders face death threats and murder to save their precious water resources from mining, industrial agriculture, and hydroelectric projects.

The Pointe-au-Chien Indian Tribe fight to save their homes, culture, language and their way of life against two forces: the government and climate change.

Francine bets Arthur that her family uses less water; Arthur and D.W. believe they will find treasures in the attic that will make them famous.

Olive and Otto must figure out how and why characters are escaping from their books; a shape shifter steals Ms. O's briefcase.

The brothers get swept up in the planktonic lifestyle when they go on a mission to understand the foundation of life in the ocean.

Alma helps Junior after he accidentally ruins his dinosaur Halloween costume; Alma, Rafia and Lucas are in charge of the Haunted Hallway.

Lyla and her sisters find a lost bag's owner; Lyla gets jealous when Ale gets attention.

Carl's medium-sized fuchsia yo-yo goes missing from his collection; a rainy day changes Carl's pool day plans.

Daniel thinks Prince Wednesday wants peppers on his pizza but learns that friends can like different things; at the beach, Jodi sprays Daniel with a water toy, but he gets upset; Jodi learns that it helps to ask others how they like to play.

Rosie helps Tia by taking care of her puppy, Benito; Rosie opens her own restaurant with Iggy.

Frankie the worm wants to play with her cousins, but they moved far away.

Ellie's so excited to be going home to Jamaica that the Wombats and Mr. E start to worry whether she'll come back; Buckley comes over for a playdate with Zadie.

Donkey Hodie takes Cousin Hodie and Purple Panda on a road trip around Someplace Else, but the plan goes off course.

Pinkalicious and Jasmine develop a case of the giggles; Pinkalicious and her friends paint rocks for each other.

The kids try to determine what the weather will be like for Animal Town's parade; Olive gets a bad case of the hiccups.

The crew needs to find a way to pull parade floats when Nature Cat forgets to put gas in the tractors; the gang searches for Hal's pond pals.

Creature power capacity fails when the Wild Kratts receive an overload of calls for creature rescues.

Daniel thinks Prince Wednesday wants peppers on his pizza but learns that friends can like different things; at the beach, Jodi sprays Daniel with a water toy, but he gets upset; Jodi learns that it helps to ask others how they like to play.

Francine bets Arthur that her family uses less water; Arthur and D.W. believe they will find treasures in the attic that will make them famous.

How appraisals from 15 years ago have changed in the market, including Andrew Clemens sand art circa 1880; a 1933 All-Star Game signed baseball; an 1886 Jasper Cropsey painting.

Pete Fountain, known for his musical talents and as an ambassador for his hometown New Orleans.

Historian Simon Schama examines the Holocaust as a worldwide crime and its impact today, 80 years after the liberation of Auschwitz.

The life-changing experiences of 500 University of Miami students who learned about the Holocaust through the year-long relationships they forged with Holocaust survivors.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Spotlighting the 17 species of penguins found all over the world, from New Zealand and Cape Town to the Galapagos Islands and Antarctica.

Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas.

The largest river restoration project in U.S. history aims to bring life back to a sacred river in northern California.

Photos, film and recordings show early influences on Louis Armstrong's personality and musical style.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas.

The largest river restoration project in U.S. history aims to bring life back to a sacred river in northern California.

Influential towns across the U.S., from Maryland and Florida to Illinois and New York, impact the design of cities and suburbs.

Historian Simon Schama examines the Holocaust as a worldwide crime and its impact today, 80 years after the liberation of Auschwitz.

Actors Billy Crudup and Tamera Mowry-Housley uncover their lost roots.

D.W. is jealous when Emily gets the lead role in the preschool play; D.W. and Emily are not happy when they get stuck with blocks at playtime.

Olive and Otto battle for the best chairs at Odd Squad; Olive and Otto's test is administered by a mysterious agent who only speaks in word problems.

The Kratt brothers use rattlesnake powers to find rare tellurium crystal.

Alma and Andre take a new friend, Beto, to a New York beach; Junior's sandcastle gets washed away by the tide.

Lyla and Luke clean their room with help from Stu; Stu learns how to play hide-and-seek.

Sheldon can't wait for Carl to play his favorite beach game; Lotta and her friends search for Lotta's lost blanket.

Daniel helps Grandpere clean up after he runs into his house with dirty shoes; O accidentally breaks Miss Elaina's robot.

Rosie tries to be a reporter but has trouble finding things that are newsworthy; Rosie and Jun believe there is a jalapeno giant on the loose.

Gabrielle tells her friends about Bessie Coleman, the first African-American and Native American woman to fly an airplane; Elmo decides to become the first monster-cook-teacher-cooking teacher.

The wombats invent a color game; Super invents a Huggyback rider.

Donkey tries to act like a bird at Duck Duck's bird party, but she does not enjoy herself; Grampy and Donkey miss Gregory while he is away at camp.

Pinkalicious and Peter are surprised when they find a monkey outside their treehouse; while their new friend is lots of fun, she's also a bit of a trickster - and pretty messy.

Elinor's power goes out, making her house look different; Elinor's frisbee gets stuck in a tree.

Nature Cat tries to figure out a way to complete the Outdoor Nature Warrior Challenge and stay cool during a heat wave; the group plays hide-and-seek with Screechy the screech owl.

Molly, Trini and Vera are excited to plant the community garden; Molly, Tooey and Trini discover why Grandpa Nat doesn't celebrate Thanksgiving.

James Braidwood explains to Brad that being prepared can help him stay calm when he is feeling nervous; Xavier and Yadina learn that being responsible can involve making hard choices.

Daniel helps Grandpere clean up after he runs into his house with dirty shoes; O accidentally breaks Miss Elaina's robot.

D.W. is jealous when Emily gets the lead role in the preschool play; D.W. and Emily are not happy when they get stuck with blocks at playtime.

An H. Siddons Mowbray painting; an 1802 Meriwether Lewis commission; Marilyn Monroe photos from 1953.

Spotlighting the 17 species of penguins found all over the world, from New Zealand and Cape Town to the Galapagos Islands and Antarctica.

A pair of courageous plovers and their tiny chicks face life-threatening obstacles as they try to survive on a crowded urban beach.

Exploring the science and unexpected histories of "The Replacements," five animal and plant species that made allies of humans.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

New Orleans' exclusive arts and entertainment.

Items include a DeLorean car, a stone head dug up in a garden and a carving with links to maritime history.

When Lady Felicia finds a stripped and injured man stuck up a tree, Sid is implicated as the perpetrator.

Phryne has been chosen to lead the flower maidens in the annual Flower Parade; a body of a young girl is washed up on the beach.

A woman is found running half-naked and covered in blood in the middle of the night, fleeing an abandoned castle's party.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

When Lady Felicia finds a stripped and injured man stuck up a tree, Sid is implicated as the perpetrator.

Phryne has been chosen to lead the flower maidens in the annual Flower Parade; a body of a young girl is washed up on the beach.

A woman is found running half-naked and covered in blood in the middle of the night, fleeing an abandoned castle's party.

Spotlighting the 17 species of penguins found all over the world, from New Zealand and Cape Town to the Galapagos Islands and Antarctica.

Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas.

Muffy wants a Dream Bouncy Castle for her party; Francine and Muffy set up their older siblings.

Olive tries to figure out what she did to upset O'Brian; Olive relays the story about what happened to Octavia's partner, Agent Oz.

A power suit malfunction turns Martin into an oak tree.

Alma cheers up Lucas after he misses out on a trip to the Statue of Liberty; Alma and Andre help Dona Carmen with a recipe.

Luke, Lyla and Everett test vacuums; Lyla makes cookies using substituted ingredients.

Forrest makes too many plans on the same day; Carl and Arugula build an epic marble run but fail to get the marble to run.

Daniel learns the importance of keeping the needs of others in mind; Daniel wants to be loud, but Margaret needs to sleep.

Rosie and Javi want to play Abuela's song for Music Night at Tia's Restaurant; Rosie wants to be an inventor.

Chris, Elmo and Abby help Fido feel proud that he's a frog.

Malik makes Snout less stinky; the Wombats and their friends make a special Thank You treat for Super.

Donkey's guitar goes missing just before the talent show; Duck Duck finally finds her family's treasure nest, but she is unable to open it.

The Nature-tastic Four feel ready for a well-earned afternoon of fun and relaxation after defeating the Soil, Water and Plant Stealers; an outer space creature comes down to Earth.

The crew helps the Bumblebee Queen prepare for growing season; the gang learns the history of an old oak tree.

Molly and her friends compete in a contest to predict when the river ice will break; the kids find some mysterious trash during a village cleanup.

Helen Keller teaches Yadina that there are many different ways to learn; Alexander Graham Bell shows Xavier and Yadina how to help Brad after he loses his voice.

Daniel learns the importance of keeping the needs of others in mind; Daniel wants to be loud, but Margaret needs to sleep.

Muffy wants a Dream Bouncy Castle for her party; Francine and Muffy set up their older siblings.

An Italian hotel proprietor's autograph book; Margaret Keane "Big Eye" painting; collection of 1936-1939 Edward Weston photographs.

Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas.

A look at what thousands of prehistoric footprints in New Mexico's White Sands National Park might reveal about the peopling of the Americas.

The largest river restoration project in U.S. history aims to bring life back to a sacred river in northern California.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

Media panelists discuss issues facing the New Orleans area.

Kara St. Cyr and Andre' Moreau anchor the weekly award winning show that focuses on the important issues in the state along with expert analysis of those issues.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Margaret Hoover leads interviews and debates.

At the age of 44, Rachmaninoff changes careers, embracing modern technology and reinventing himself as a modern American artist.

A worldwide celebration that features jazz, blues and Afrobeat collaborations from Tangier, Morocco; host Jeremy Irons.

New Orleans' exclusive arts and entertainment.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

Media panelists discuss issues facing the New Orleans area.

A worldwide celebration that features jazz, blues and Afrobeat collaborations from Tangier, Morocco; host Jeremy Irons.

Experiencing the melding of cultures and cross-border collaborations with the fronterizos or borderlanders of the golden coast at the California part of the US-Mexico border.

Traveling along both sides of the Arizona-Sonora border hunting for an ancient chili, visiting a ghost town and dropping water for migrants.

The installation of the new septic system; repairing the portion of the staircase that was burned in the fire; rough plumbing.

Adding a new zone to an irrigation system; comparing the strengths and differences between PEX and copper piping; repairing a door hinge by using wooden dowels, epoxy and longer screws.

Fred and Mr. McFeely visit a recycling center.

D.W. is jealous when Emily gets the lead role in the preschool play; D.W. and Emily are not happy when they get stuck with blocks at playtime.

The Kratt brothers use rattlesnake powers to find rare tellurium crystal.

Alma and Andre take a new friend, Beto, to a New York beach; Junior's sandcastle gets washed away by the tide.

Checking out the variety of lei at a store in downtown Honolulu; author Meleana Estes; touring Little Plumeria Farms; Ed Kenney creates a local dish.

A sliding door buffet made from solid walnut features veneered doors and plenty of storage options.

The installation of the new septic system; repairing the portion of the staircase that was burned in the fire; rough plumbing.

Adding a new zone to an irrigation system; comparing the strengths and differences between PEX and copper piping; repairing a door hinge by using wooden dowels, epoxy and longer screws.

Creole white beans and shrimp; smoked hog sandwiches with slaw; cochon de lait.

Fried quail with peach chutney; Louisiana catfish with okra and corn; summery peach cake with vanilla whipped cream and cane drizzle.

Leah's cole slaw; boiled crawfish; pulled pork.

Candied sweet potatoes; potato salad with green onion salad dressing; roasted pork; pecan pralines.

Shrimp and melon salad with basil mint pesto; peaches in white wine; mezze rigatoni with raw tomato sauce.

Mushroom-beef blended burgers; a tasting of anchovies; making an all-purpose ground turkey mix for turkey patty melts.

Sausage lasagna; canned diced tomatoes; the first industrial pasta factory in America; spaghetti with garlic and olive oil.

Efforts by chefs and home cooks to preserve Ukrainian culture through cuisine; an oven-baked, old-school rendition of chicken Kiev flavored with dill, lemon and ginger; the past, present and future of Ukrainian borscht.

Roulade of salmon; pressed duck; strawberry napoleon.

Regional traditions surrounding walleye and perch in Ohio; catching walleye in Lake Erie; cooking walleye fillets, cheeks and "wings" on Kelleys Island; raising perch with aquaculture; sampling gefilte fish in Cleveland.

Sea bream in parchment paper; langoustine with orzo; crispy-skin salmon; shrimp with orzo.

Crab dip; Seattle-style hot dogs topped with homemade sauerkraut.

Photos, film and recordings show early influences on Louis Armstrong's personality and musical style.

Pete Fountain, known for his musical talents and as an ambassador for his hometown New Orleans.

The unique tradition of New Orleans jazz funerals with archival footage and commentary explaining how jazz funerals and second lines evolved.

A salute to the ladies includes "Lady of Spain," "Lovely to Look At," "'Til I Waltz Again With You," "Girl of My Dreams," "Margie," "Every Day Is Ladies' Day" and "The Most Beautiful Girl in the World.".

Explores the fusion of New Orleans food and music with chefs and musicians. Includes commentary from scholars, food critics and restaurateurs.

The life and career of Grammy Award-winning artist Irma Thomas and her impact on R&B, featuring archival concert footage from performances filmed at The New Orleans Jazz & Heritage Festival.

Music icon Deacon John Moore documents the unique culture of the Big Easy, one of America's most-unique cities.

A profile of the popular New Orleans-based musician.

Country Music Hall of Famer Tanya Tucker sings songs from "Sweet Western Sound"; Brittney Spencer performs songs from her debut "My Stupid Life.".

Spotlighting the 17 species of penguins found all over the world, from New Zealand and Cape Town to the Galapagos Islands and Antarctica.

The largest river restoration project in U.S. history aims to bring life back to a sacred river in northern California.

Rugby legends Phil Vickery and Martin Offiah take to the antiques trail around Bristol; Phil swaps a rugby ball for a polo stick and Martin finds out about man's first ascent into the skies.

Two Vietnam veterans search for the heroes who saved them; an Army officer searches for the helicopter pilot who rescued him; a soldier wants to reconnect with the surgeon who saved his leg from amputation.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Margaret Hoover leads interviews and debates.

Touring the "Mister Rogers' Neighborhood" television studio and meeting the staff.

Muffy wants a Dream Bouncy Castle for her party; Francine and Muffy set up their older siblings.

A power suit malfunction turns Martin into an oak tree.

Alma cheers up Lucas after he misses out on a trip to the Statue of Liberty; Alma and Andre help Dona Carmen with a recipe.

Lyla and Luke clean their room with help from Stu; Stu learns how to play hide-and-seek.

Carl's medium-sized fuchsia yo-yo goes missing from his collection; a rainy day changes Carl's pool day plans.

A panel of journalists provides reporting and analysis of the major stories emanating from the United States capital.

Kara St. Cyr and Andre' Moreau anchor the weekly award winning show that focuses on the important issues in the state along with expert analysis of those issues.

Margaret Hoover leads interviews and debates.

Media panelists discuss issues facing the New Orleans area.

Concert performances, interviews and archival footage spotlight the influential rock 'n' roll musician.

Creole white beans and shrimp; smoked hog sandwiches with slaw; cochon de lait.

Leah's cole slaw; boiled crawfish; pulled pork.

Topps uncut card sheets from 1973; a ring collection circa 1970; a 1967 Ram Kumar oil painting.

Zugspitze; touring Innsbruck, Austria; a Tyrolean village festival; crossing the Alps into Italy to tour a medieval castle and explore the rugged Dolomite Mountains.

Samantha Brown explores the emotional heart of travel and the people who change, challenge and strengthen a destination.

Charlotte returns to Sanditon in unexpected circumstances; Army officers descend on the town; Georgiana meets an intriguing artist; Esther Babington has an unwanted encounter.

Charlotte starts her new job as governess for the mysterious Alexander Colbourne; Alison longs for her knight in shining armor; Georgiana receives bad news; Tom and Colonel Lennox make plans for Sanditon's development.

Charlotte and Alexander Colbourne reach an understanding as she and Colonel Lennox enjoy a close encounter; Alison falls for her new beau; Clara seeks Esther's help.

Tension mounts when Colbourne and Colonel Lennox reunite at Lady Denham's garden party; Georgiana learns a vital piece of information about her inheritance; Alison's proposal nearly ends in tragedy.

When Lady Felicia finds a stripped and injured man stuck up a tree, Sid is implicated as the perpetrator.