Spitzer Castle in Beočin, Serbia

Van Slyke Castle in Ramapo Mountain State Forest, New Jersey

Part of the Atlantic Wall in Blåvand, Denmark

The Palatial Shuinandong Smelter in Taiwan

An Abandoned Soviet Nuclear Missile Base

The Herring Factory in Djúpavík, Iceland

Spinalonga – Island of Lepers in Crete

Desert of the Lions, Swallowed up by Mexico City