A modern-day cabinet of curiosities housed in a 300-year-old inn.

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.

Four giant movable street lights decorate this modern Rotterdam square.

These lights mark the area of Rotterdam that was bombed and burned in 1940.

Large World War II gun emplacements and tunnel systems remain hidden near a remote end of Waiheke Island.

One of Auckland's oldest cemeteries was partially demolished during the construction of a major highway in the 1960s. 

Once a strategically imperative naval base, portions of this Bermuda dock complex now serve cruise ships.

The world's smallest drawbridge.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

The only building in Louisville (hopefully) that contains two ancient holy skeletons.

A historic chapel filled with colorful murals and a colorful past.

Sanctuary on a ridge near an ancient shrine to a "Black Madonna" built by the founder of Opus Dei.

Ethiopia's "smoking mountain" is in one of the hottest regions on the planet and is home to two lava lakes.

Fire meets ice at the southernmost volcano on Earth.

The youngest volcano in Central America.

A perfectly preserved abandoned criminal asylum in South Australia.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

The trunk and roots of a river red gum tree were used to create this art piece.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

Experience the glam side of air travel without leaving the ground at this speakeasy.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

Baltimore's first skyscraper may be home to the inspiration behind pulp fiction's most celebrated bird.

The former headquarters of history's oldest megacorporation.