The cliff and rock formations are made out of Sioux Quartzite.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

Chef Lawrence West serves up Indian tacos, wojapi, and other Lakota dishes at the brick-and-mortar incarnation of his popular food truck.

This Wild West attraction is alive with glitching automatons.

Lucha Libre (Mexican Wrestling) themed taco shop.

An inconspicuous footbridge beloved by San Diego locals.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

Pyramid home to an obscure religious group that practices modern mummification.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

Calidum et Deliciose Succosum!

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

This former rail stop in Utah was abandoned, repopulated by some nostalgic friends, and now is home to a single DIY aviator who lives in a hangar.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

This ghost town was once a cult-like religious utopian settlement.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.