Legends surround this jagged rock formation in the New Mexico desert.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

A swamp and garden tour featuring local wildlife and exotic botanical specimens from around the world.

Parts of the civil rights movement unfolded in this historic eatery, helmed by the "Queen of Creole Cuisine."

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Worm salt and other local ingredients are on the menu at this cult favorite ice cream shop.

Fiery-hot river rocks make soup sizzle at this restaurant showcasing indigenous Chinantec cuisine.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

Extraordinary sculpture garden created by an eccentric English poet.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

A bronze kitty adorns the grave of the polar explorer who brought the original feline to the Antarctic.

New Zealand's epic shrine to all things puzzling.

One of the world's steepest streets seems to have houses sliding down it.

Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.