Trek into the depths of the cave where 17,000-year-old paintings exist alongside 400-year-old graffiti.

This futuristic observatory at the top of the Pyrénées offers unrivaled views.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

The quiet field that inspired one of the most famous songs of all time.

The Liverpool street made famous by the Beatles is real.

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

An homage to Jackie Gleason's bus-driving character from 'The Honeymooners.'

During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

A strenuous, unofficial trail leads to spectacular views in one of America's most remote national monuments.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

A 150-year-old steam locomotive crosses the southern half of the island daily.

This bomb shelter-themed bar has barely changed since it opened.

This beloved roadside attraction welcomes visitors with his signature neon smile.

The remnants of an early automobile route across shifting sand dunes can still be found in the deserts of Southern California.

Semi-recognized center of the world, with many oddities.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

An impressive piece of infrastructure that seems outsized when considering it serves an island with a population of less than 300.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

Spend the night in this formerly abandoned traditional Scottish village.

A magnificent, iconic stone tower in the Scottish Highlands.