Also known as Rye Castle, this 13th-century fortification later became a prison and held one of Rye's most famous criminals.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

Henry VIII's forgotten castle was built by the gunpowder-obsessed king to be defended solely by cannons.

A quirky "castle" formerly belonging to a famous British inventor.

An allegorical statue of a giant pregnant woman representing justice and truth.

This fairytale house on the shore of a Chilean Lake oozes an eclectic mix of Chilote and German Cultural heritage.

A sliver of 19th-century Germany sits on the shore of a Chilean lake.

A 300-foot-long Cold War submarine floats in a Chilean River as a maritime museum.

A 63-foot-tall swinging ball hypnotizes passersby, and proves to any remaining doubters that the Earth is spinning.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.

This enchanting rainforest hotel looks as though it grew from the forest itself.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

The facade of this 16th-century building is decorated with carvings of 300 seashells.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

The 10,000 Torii shrine.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

This stone in Lake Geneva was once the reference point used to determine altitude in Switzerland.

Visitors may notice something strange walking through this quaint German town.

Browse through a century of this principality's first popular export.

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

This small park features a monumental fountain wall, providing a great photo opportunity in the middle of Houston.