A system of constructed rapids and concrete waterfalls in a linear park on the Slepnya River.

Get hands on with the technological marvels of the Classical world.

A spectacular cave and a beguiling lake.

A solemn reminder of the infamous World War II war crime that massacred almost all the men in a small Greek town.

The extravagance of Portugal’s "Pink Palace" resulted in a noble title being awarded to its owner.

This former guildhall with a bacon-like exterior is now home to a museum covering 600 years of Antwerp's musical history.

A mass grave for victims of an airline disaster that led to much-needed safety improvements for commercial flights.

A replica of the flagpole that gave a frontier town its name.

An important piece of history from mankind's journey to the moon sits in the lobby of a government science lab.

This shop also boasts some sweet memorabilia from "Willy Wonka and the Chocolate Factory."

A small poultry graveyard in the courtyard of a popular Key West watering hole.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

The scuba diving training facility was named for the steam that rises from the cave's chimney.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

An islet filled with wooden houses where the open sea meets a lagoon.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This 1930s log cabin began as a taxidermy museum but is now a popular country music venue.

A kaleidoscopic warehouse-maze of handmade neon signs.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.