A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

A strange house built only at night, with rumored mystic inspiration.

One part antique store, one part curiosities hodge-podge.

The angel of death appears to weep black tears at this grave marker.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

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

A heavenly experience, right here on Terra Firma.

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

The world's longest known cave system.

Tiki luxury on Nob Hill.

One person's lost luggage is another person's treasure.

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

This frequently-photographed waterfall takes only a short hike to visit.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

An underwater city for the dead.

Make your reservation to have coffee with some kitties.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Take a drunken tour inside the world's largest known geode.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Olfactory delights in San Francisco's Botanical Gardens.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

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

A beautiful geyser under environmental threat.

This naturally-sourced hot spring is now home to a clothing-optional resort.