The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

A beautifully detailed Victorian house designed to be easy to flee, built by a man haunted by fire.

This historic oak tree has been around for over 300 years and might last for 300 more so long as it doesn't fall apart first.

The heads of two giant mythological water horses honor Scotland's horselord past.

A beautifully rebuilt windmill from the 17th century, situated along the Amstel River.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

Unique Michigan homes look like something out of Tolkien's "The Lord of the Rings."

A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

The last remnants of a lakeside airport that was bulldozed overnight by the mayor of Chicago.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

London's smallest police station is barely the size of a phone booth.

The remnants of a facade from a 19th-century market stall emporium.

Now home to a drinking establishment, this building has a macabre history.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

Orthodox church partially financed by Tsar Nicolas II.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Tiny memorials honor individual victims of the Holocaust.

One of downtown Berlin's last reminders of its Communist past.