This former Cyprus flight hub is now a crumbling, abandoned ghost complex.

This abandoned airplane hanger is said to have once been a top secret launch facility.

This abandoned Croatian stronghold never saw a great deal of conflict but it is still a beloved relic nonetheless.

Derelict airplane bodies serve as both home and income for three Thai families.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

This huge metal monument is slowly being stripped to its concrete skeleton.

The only gulag ever to exist in socialist Yugoslavia.

The world's most important buildings shrunk to a tiny size.

This massive subterranean fissure is known as the "underground Grand Canyon."

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

A miniature train-ride through Slovenia's largest cave system.

A cemetery for Slovenian notables also serves as a popular recreation space.

The remains of a World War II munitions factory still haunt the fields of this Twin Cities suburb.

Once a state-of-the-art tuberculosis treatment spa, these ruins are now ruled by paintball players.

A mysterious drive-in nestled in the forest that leaves little to the imagination.

A starship has landed in Texas, a welcome break for weary travelers from a drab stretch of I-35.

A health museum containing a 27’’½-foot intestine.

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

A decaying concrete oil tanker served as a disposal location for bootleg hootch.

One man’s vision of living among dinosaurs credits Jesus Christ as the engine of biological evolution.

This Maine bridge may be the last wire-supported bridge of its type in the world.

An abandoned town centered around a paper mill powered by a large waterfall.

Steam engines and conveyor belts are remnants of a genius system left in the middle of the Maine woods.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.