An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

This small, unassuming street is now a canvas for color and creativity.

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

A self-built castle made by a mysterious man.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Most-visited and most-photographed slot canyon in the American Southwest.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

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

A technicolor place of worship for Elevationists.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

This Chinese-style quartz sundial was saved in its final hour.

This sidewalk tribute honors Colorado's great culinary creation.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

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

A beautiful combination of living flora with preserved bones covers the shelves of this shop.

A classically inspired temple in Redwood City.

A large instrument played by the wind.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

A comprehensive collection of Pez dispensers.

Locals often dress this effigy of Traverse City's founder in festive outfits.

A humble ode to the heroic air rescue efforts of the United States Coast Guard serving on the Great Lakes.

The world champion cow is buried within a historic old asylum.

This vacant station is a relic of harvest processing techniques of the mid-20th century.