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

Communism's topsy-turvy effect on Poland has been brought to life in this wacky tourist trap.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

Countless stories attempt to explain Poland's mysterious J-shaped trees.

On Japan's Tashirojima Island, cats are king.

An exquisite tunnel of cascading flowers.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

The world's largest occupied bat houses hold hundreds of thousands of flying mammals.

A monument celebrating the idea of reaching inaccessible places.

Hundreds of skulls and bones at the largest skeleton museum in the country.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

Florida castle built with aluminum printing plates.

Stay in a room with a view... of the bottom of the ocean.

A giant 400-acre preserve in North Florida for displaced wolves.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A snapshot of the city's fascinating voodoo culture.

World's largest collection of serial killer artwork and other macabre exhibits.

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

This former lieutenant governor's home is brimming with curiosities.