A picture-perfect town, perfect for blowing up.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

This charmingly homemade amusement park has been growing for 40 years.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This geothermal hot spring hides beneath a slowly growing mineral dome.

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

The intriguing personal collection of a professional demon-chaser.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

A lush green oasis in the middle of Chicago.

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

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Canyon walls shrouded in ferns.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A mysterious castle built as a monument to lost love.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

According to one local tradition, the entrance to the Voodoo underworld can be found in New Orleans through seven gates scattered throughout the city's French Quarter.