This scented city oasis was a labor of love.

A psychological self-portrait in the form of a giant, segmented head.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

The longest burning light bulb in the world.

The rocks in this arid basin leave trails of movement behind them.

Half of a waterfall goes into the river while the other half seems to disappear.

This is the house that spite built.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

On Japan's Tashirojima Island, cats are king.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Hot springs monkey spa in the middle of Hell's Valley.

These fantastically named natural pools look like something out of a Scottish myth.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Most-visited and most-photographed slot canyon in the American Southwest.

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

This award-winning men's bathroom was just too beautiful to not allow women to see.