The site of the first battle of World War II.

This Communist-era residential block is one of the longest residential building in Europe.

A haunting deserted hotel is a favorite with artists and photographers.

A World War II torpedo launch station abandoned off the Polish coast.

A small part of Russia that does not touch any other part of Russia.

These tiny cabins on a cableway have been carrying visitors at a Baltic resort down to the beach since 1912.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

A tunnel with windows, so you don't miss out on the impressive views.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

The oldest surviving wooden bridge over Rhine lets travelers cross easily from Switzerland to Liechtensten.

This spire on an Austrian mountain is wrapped around a long spiral slide and has the world's tallest wooden observation deck.

On Japan's Tashirojima Island, cats are king.

Massive, unfinished broadcasting station stands as a monument to the fall of communism.

A vast Communist-era exhibition space in the Bulgarian capital.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The Natural History Museum that time forgot.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

This bone-filled cave got its name after they found 140 bear skeletons inside.

Romania's only crater lake with water as pure as if distilled.

This enormous abandoned prison was once dubbed the "Bastille of Romania."

A muddy alien landscape that is home to rare species of exotic plants.

A celebration of all things tacky, garish, and bizarrely creative in the Romanian capital.