This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

The bears of Bern have been a city highlight for over 500 years.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

A fearsome dragon clings to a corner of Munich's city hall.

The prototype for all Nazi concentration camps.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

Inside houses a vast collection of military aircraft and missiles spanning the ages.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This kitschy tavern is also home to rare early editions of "Treasure Island."

A 6-mile-long lake created by an apocalyptic seismic event and the deadly chain reaction that ensued.

The only road through the heart of Glacier National Park.

The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

Tropical paradise strewn with hundreds of World War II wrecks.

This historic national park is covered in the stunning ruins of red rock pueblos.