This sanguine boulevard was named after a deadly cowboy bar fight.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

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

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

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

A spiritual vortex among the red rocks in Sedona.

A rancher expanding a natural spring for his cattle came up with bones – lots and lots of them.

The abandoned remnants of a little sanctuary for world peace that fell into disrepair.

A wild west land agreement was etched right onto this historic Idaho stone.

This picturesque medieval monastery guards a small trove of historic treasures.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A surrealist timepiece by the artist of melting clocks.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

A heavenly experience, right here on Terra Firma.

A museum dedicated to the history and exploration of both popular music and science fiction.

A walk through the historic city center, under the streets of Seattle.

At a museum of everyday objects, it is the act of collecting that is really on display.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

A record-breaking pool that uses computers to turn ocean water into cleaner, private swimming water.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.