Hidden inside a gift shop that doubles as a museum, this gargantuan yo-yo can only be operated by crane.

A Tibetan Temple and Buddhist organization just off the beaten path in Northern California.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

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

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

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

A replica that won't float away.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

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

This geothermal hot spring hides beneath a slowly growing mineral dome.

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

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

A house carved into a rock in the 1940s.

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.

Small Nevada town embraced its designation as the "Armpit of America" with an Old Spice-sponsored festival.

Thousands of acres of beautiful wild landscape in the Great Basin.

Nearly 300,000 acres of wildlife, natural splendor, and a hidden ghost town have been designated a national monument.

The largest man-made crater in the U.S. marks the spot where we once tested mining with nukes.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Water of undetermined depth has attracted rare fish and cult leaders alike.

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.