WUNM-DT

From the snow-clad Rockies to the scorching Mojave Desert, the Colorado River nourishes wildlife and sculpts the landscapes of the American Southwest.

The journey down the attraction-packed Niagara River is filled with adventure and beauty; navigating the fascinating history and engineering of this border river between Canada and the United States, arriving at the world-famous Niagara Falls.

New York's Hudson River stretches 315 miles through natural landscapes, from the Adirondack Mountains to the George Washington Bridge and Statue of Liberty.

Gothic cathedrals with colorful altarpieces, lacy stonework and radiant stained glass; art celebrating worldly pleasure; artists like Giotto mastered realism in Italy.

Early spring in Joshua Tree National Park.

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

A 1967 NFL Championship "Ice Bowl" ticket stub; a 1989 Ronald Reagan letter; a Robert Riggs Saturday Evening Post illustration.

A guided visit to Culloden; a seal-spotting boat trip in the village of Plockton; the traditions of the cattle drovers; an up-close encounter with a rare white-tailed eagle; deep yoga in the Scottish countryside.

Setting sail to the sacred island of Iona; the story of the Iona Marble Quarry; cruising past Fingal's Cave on Staffa Island; Oban's seafood offerings; historic Scone Palace; tartan; a traditional ceilidh.

Two wrapped dishes -- Somali sambusas and Nepali momo.

Members of the Passamaquoddy tribe who have harvested blueberries for generations; exploring the dense forests, estuaries and harbors that produce Maine's oysters and lobsters; a chef creates innovative dishes with Maine seafood.

Ktipiti, feta fire dip; pork exohiko with kefalotyri cubes; grilled manouri cheese with figs.

Vienna's gardens, art and fine music; a trip along the Danube River; hiking through the Baroque Melk Abbey.

Fashion in Milan, Italy; cruising Lake Como; lakeside village of Varenna.

Luxury hotels, designer shops, local neighborhoods and markets of multicultural Hong Kong, China.

An urban farm provides free food to families in need; getting the most nutrition out of leafy greens like kale and collards; making a homemade pizza with broccoli rabe, leeks and potatoes; a farmer grows alfalfa for feed lots.

Les Stroud is marooned on Costa Rica's Osa Peninsula.

The Christmas Market and historic Cathedral Island in Kraków, Poland; the Christmas Market in Gdańsk; making a traditional Polish dinner; a model railroad made almost entirely of gingerbread.

People, places and events from all over the state.

Alpine adventures include summer bobsledding, hiking around Hitler's Eagles Nest hideout and a boat ride on Lake Hallstatt.

The challenges and surprises of travel are shaped into a finished show.

The Blackfeet Nation of Montana seeks to expand its herds of bison and consider Glacier National Park sacred.

Watery journeys through history and diverse landscapes.

The coastal community of Chincoteague Island in Virginia blends fishing traditions, natural beauty, and a spirit of independence shaped by tides and time.

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.

Tomato soup with fregola and clams; avocado and tomato salad with balsamic and mozzarella; rigatoni with turkey meatballs.

The Kentucky Bar, rumored to be the birthplace of the margarita, in Ciudad Juárez; burritos at Burritos El Compa.

Five port towns along the Italian Riviera include Vernazza, Corniglia, Manarola, Riomaggiore, and Monterosso.

Trekking through Stanley Park with a guide of First Nations descent; floatplane; Dungeness crabs; Granville Market; sampling salmon at a First Nations restaurant.

With the dawn of the Space Shuttle, the U.S. gains ground on Cold War rivals; a pioneering class of astronauts takes flight, but when an accident occurs, NASA are left reeling.

Some of the highs and lows of the space shuttle program, what it meant to the six men and women who worked behind the scenes to help make it fly, and how the shuttle impacted life in Florida.

A spring celebration in Zurich, Switzerland, includes a parade and the burning of a snowman.

Local farmers resist the onslaught of megafarms through traditional agricultural practices.

Flies used in fly-fishing; finishing the painting of a mountain stream.

A weathered fence guards a rustic house shadowed by tall trees.