Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

Hiding amid the largest camellia collection in the country lies a charming children's maze, donated by a secret admirer.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

This small oasis of flora and art was created in remembrance of a local auto business owner.

A sparse, solitary sequoia still stands as a living tribute to the famous conservationist who planted it—but it's dying.

Follow the original medieval paths that wind through this intriguing section of the city.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Two thousand artifacts from around the world collected by one woman who loved to travel.

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

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

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

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

The drama of nature in full effect in this Nevada State Park.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.