Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This frequently-photographed waterfall takes only a short hike to visit.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

This abandoned ironworks was once the most important military supplier in America.

This pre-Revolutionary War grist mill ground corn and flour for soldiers in seven American wars.

This abandoned Antarctic base sits nearly unchanged since it was forsaken in the 1950s, just waiting for you to visit.

"The House That Love Built" is shying away from "The House That Ghosts Love."

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Possibly the world's only drive-in movie theater with an attached motel.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

Visit the WWII bunker where the British won the battle for the skies.

A magnificent, iconic stone tower in the Scottish Highlands.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

A miraculous natural phenomenon known as "the spring that breathes."

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

This Scottish burial tomb once held hundreds of ancient eagle bones.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?