The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

A serene plaza that commemorates one of the Granite State's most iconic figures.

This smiling statue memorializes local cartoonist Bob Montana and his legendary creation.

The gravestones in this historic cemetery are carved with mysterious faces.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

Around 100 sculptures from artists all over the world decorate the hiking trails surrounding this locale.

This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

The remote graves mark the mysterious deaths of four 19th century explorers.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

One New Hampshire alleyway has become home to a public gallery of feline art.

If you forgot something to read during your trip to Tokyo, this hostel has you covered.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

"The Hoppiest Place in the World" holds the world’s largest collection of bunny memorabilia and is a singular testament of a couple's devotion to all things Leporidae.

One person's lost luggage is another person's treasure.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

This twice-relocated "Usonian" home is among the smallest built by master architect Frank Lloyd Wright.

The eccentric mansion of one of the most popular horror authors of modern times.

Elevated freight railway turned wildly successful urban park.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

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

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

A fiery crater has been burning in the Karakum Desert since 1971.

A modern day curiosity cabinet.