Places ashleyhiltongriffin Wants to Go

The secret room where early Bolsheviks cranked out propaganda fliers on a smuggled printing press.

Hundreds of secret cabinets built into the walls of legendary poisoner's private work room.

A crazy maze of a hostel, where every trap door and secret entrance brings you to a new wacky, wonderful room.

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

This lab's maddening silence is good for business but bad for sanity.

The hidden lair of an alchemist rediscovered in a 2002 flood.

The last remaining example of a painted house from the medieval period in Nice.

Bermuda triangle lighthouse, site of mysterious disappearances, left to crumble into the Atlantic.

One of the most accessible undersea plane wrecks in the world.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

An underwater road considered a possible Atlantis location.

One of the deepest blue holes in the world.

In paradise, feral pigs have claimed an island all to themselves.

One part antique store, one part curiosities hodge-podge.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

Ghost town with a beer-drinking goat for mayor.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Continuing the tradition of the dime museum in style.

Ruins of a once-opulent grand Victorian resort.

DIY collection of eclectic holdings.

An emerald-green grotto just a short trip from Austin.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

A spring-fed pool so deep it's used for scuba diving as well as swimming.