These mid-century motels once housed the workers who built the Glen Canyon Dam.

Most-visited and most-photographed slot canyon in the American Southwest.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

The location where the iconic movie character declared it was time to go home.

The shop's owner has spent decades in the desert wearing nothing but a strategically placed sock.

The oldest still-operating tavern in the United States was once owned by a pirate.

Baroque celebration of the end of the Great Plague of Vienna.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

The metal leaves on this tree are engraved with the names of Holocaust victims.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

Budapest's Communist-era statues, banished to the suburbs.

Museum dedicated to the terror regimes of Hungary.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

At the western edge of Palm Springs, a rugged desert canyon trail leads to a waterfall at the base of the San Jacinto Mountains.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

This sidewalk tribute honors Colorado's great culinary creation.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.