An unusual slot canyon in the Aztec/Navajo Sandstone has a cross-section like an inverted old-fashioned keyhole.

A white Buddhist temple with a golden restroom.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

The frozen bubbles that form on the icy surface of this Canadian lake contain enough methane to create a small explosion.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

A failed piece of Orientalism has become the proud symbol of a community.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

An eatery within a Bay Area Buddhist temple pulls off all your favorite Vietnamese classics without the meat.

This precariously perched fortress was once ruled by a crow-worshipping baron.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

A fiery crater has been burning in the Karakum Desert since 1971.

This stone tower in a small town's graveyard looks as though it would be more at home in a fairy tale.

Before becoming a public park, this spot was a shell midden, a fort, and an amusement park.

Ivy-covered Medieval tunnels cut through this charming town in France's Loire Valley.

The southernmost outpost of the Russian Empire in colonial America.

The now-overgrown beach resort was once frequented by Yugoslav military elite.