This 600-year-old home seems to defy physics.

The last bastion of Roman presence north of the Alps looms over a German town.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

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

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

One of the largest, oldest, darkest, quietest motel rooms in the world.

The remnants of a creative early method of wildfire prevention.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

The state's only comprehensive museum dedicated to the mineral that defined its history and economy.

This collection of neon icons is preserving Arizona's history, one sign at a time.

These free-roaming horses were once destined to disappear from the land.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

A Tucson museum and performance space full of found-object movable sculptures.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

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

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.