Neal Cassady may still have an open tab at one of Denver's oldest watering holes.

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

This sidewalk tribute honors Colorado's great culinary creation.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

This high desert botanical garden is a unique display of Northern New Mexico's geology.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

A model of a galactic embassy is hidden in plain sight along the highway, proposed by a UFO religion to find the aliens that created life on Earth.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

A promotional sun clock on the site of San Francisco's great raceway.

A modern mechanical planetary system, part of a 10,000 year clock.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A psychedelic labyrinth on the San Francisco bay.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Caves full of Buddhist statues, incredible rock formations and a deserted lagoon.

Artifacts showcasing the witchy history of Zambia.

Over two-thirds of the world's population of giant tortoises live among this coral formation.

Mount Nyiragongo has erupted at least 34 times since 1882 and is home to the world's largest lava lake.

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.