Less a museum than a bizarre fantasy world created by artists and engineers.

A toxic ghost town sitting atop a massive coal fire.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This little museum in the town where zombies were born celebrates the living dead.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

Roaming bison and a spectacular view at the highest point in Nebraska.

An experimental, automotive replica of Stonehenge.

An alternate history park where the Union Army loses the war... to dinosaurs.

A stone pillar commemorates the surrender of the extraordinary Apache leader.

From working out of his garage to the James Beard semifinals, one Tucson baker has kept his fan base—and his grains—local.

A Wild West jailhouse that slid down the mountainside.

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

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

This golf ball–shaped former desert real estate office now houses a UFO museum.

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

What is the Thing?

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

A stealthy Apache hideaway that became the haunting site of a mass grave.