Critics argue this boab tree has been mislabeled for the sake of dark tourism, undermining its spiritual significance.

Enjoy all the trappings from 1912 aboard this Titanic-themed restaurant.

The Gunditjmara Aboriginal people of Australia began construction on this vast aquacultural complex 6,600 years ago.

Peanut butter trees and miracle berries are just the beginning.

One of the only places where Earth’s mantle lies above water.

A local museum honors the history of Bamberg’s unique cultural heritage: growing crops in the heart of the city.

This small condiment museum makes all manner of mustards with a 200-year-old mill.

A stonemason's hilarious revenge came in the form of this peculiarly positioned gargoyle.

This remarkable parking garage in Darmstadt has lived several lives and still contains remnants of its World War I past.

Started as a kitchen garden, now the second largest botanical garden in the world.

The fairy tale castle of the "fairy-tale king."

An eerie, derelict amusement park in Berlin.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

This hidden museum examines the complex history of the country's law enforcement.

The artwork is a community's ode to the "father of Irish tourism."

A decommissioned Soviet airplane has been used as a movie theater and a cultural center.

A small museum in this border city displays the contraband art that has been stolen back from smugglers.

Remains of the old fortification along the Western border of the USSR, now an elaborate defense museum.

This Minsk museum has cat coffee, cat chess, cat art, and even a cat "staff," which visitors are free to take home.

Thanks to its heroic service during WWII this Soviet castle has been turned into a monument towered over by a brutalist titan.

Legend has it that not even Stalin could pull down the 2015 European Tree of the Year.

Two well-hidden huts let animal lovers spend the night among the bears, wolves, and other predators of the forest.

Rusted cars, trucks, and buses form a fascinating collection of Soviet-era machinery.