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Baby animals face new challenges as they learn how to get around on their own, from searching for food to surviving in harsh environments.

Baby animals approach the end of their first year of life, branching away from their mothers and exploring the world on their own.

Preparing for the future as ice melts at all three poles -- the Arctic, Antarctic and the Himalayas.

Those working on the front line of change examine how science, nature and tradition prepare the world for a rapidly evolving future as the planet heats up.

Kings and prime ministers studied at Oxford and Cambridge universities; Blenheim Palace, the birthplace of Winston Churchill; Ironbridge Gorge.

A photo safari of Portugal's Azores Islands in the Atlantic Ocean.

America Ferrera and Darren Criss uncover their immigrant roots.

Finds include a Michelin Bibendum ad figure, a World War I surgical kit and a 19th century southern basket.

Insight into King Charles, from his early years in the palace to his troubled first marriage, and the future he now faces.

An inside look at Wolf Hall, the Seymour family seat in Wiltshire, England.

Unwrapping the Cornish pasty with Alec and Fiona Duncan of Potter's Pasties and Pies; Argentine empanadas with Belén Rodríguez of Quebracho.

How contemporary dishes incorporate unique ingredients like mesquite flour and prickly pear syrup; efforts to preserve ancient Hopi corn varieties and other traditional foods.

Twice baked bread called paximadia; Cretan bread salad with tomatoes, green apples and herbs; pasta tossed with Greek yogurt and herbs; sea bass with bulgur pilaf; eggplant braised with trahana.

Fine living in Burgundy, France; canal barge; medieval hospice; modern monastery.

Exploring ancient Roman cities from England to Turkey, including their art, aqueducts, theaters and churches.

Tuk-tuk tour of the Cambodian capital Phnom Penh; post-war life in southwest Vietnam.

An urban couple moves to the country and grows saffron; a tomato farmer adds solar panels to farmland affected by drought; new soybean varieties resist drought and disease.

Les Stroud ventures through the Boreal Forest of Northern Canada.

Who built the UNESCO-status Alhambra and why; what is underneath the Picasso Museum; where to find 5,000 tiny arches; why Malaga residents call themselves "anchovies.".

People, places and events from all over the state.

Jogging in Hyde Park; British Museum; Victoria and Albert Museum; East End food tour; celebrating London's regeneration.

Roman hot springs; cruising canals; Gothic church; Viking history.

Every year, several thousand Uruguayan cowboys gather in Tacuarembó to prepare for a festival and parade.

Touring Berea College Farm's livestock and horticulture areas; preparing a fall slaw to top bratwursts from the Berea College Farm Store; chicken thighs with creamed greens and a honeynut squash.

Traveling North Dakota's Highway 2 from Minot to Devils Lake and Grand Forks, exploring street art, farmers markets, local artists and more.

Hosts Yu Hayami and Patrick Harlan, with the help of Japanese chefs Tatsuo Saito and Rika Yukimasa, introduce Americans to the techniques, ingredients and harmony of Japanese cuisine.

Baked sardines; fennel with anchovies bruschetta; Istrian pasutice with mixed seafood.

Pickled onion with fire roasted chilies and garlic; pork belly taco; chorizo black rice; jicama and greens salad with honey citrus vinaigrette.

Cruising the River Seine; Napoleon's tomb; Louvre; shopping in Paris; Bastille Day celebration.

A graffiti artist helps transform graffiti into street art; a community-based initiative encourages refugee women who create and sell handmade, indigenous arts and crafts; chef Hugo Ortega; Kam Franklin, lead singer of The Suffers.

The story of King George VI's elaborate ruse to divert German attention away from the Normandy landings in 1944.

An exploration of the 1936 Berlin Olympics, often considered to be the most controversial Olympics of all time, and how a boycott threatened the Nazi Germany's propaganda machine.

The lives of the other 17 American black athletes who competed in the 1936 Olympic Games in Berlin.

Mapuche Indians and German and Italian immigrant communities of southern Chile.

The Whitney Laboratory for Marine Bioscience's Sea Turtle Hospital in St. Augustine, Fla.; using acrylics to create a portrait of a sea turtle.

A snow-covered forest and the calming posture of leafless trees in slumber.