A field in which God and his son Jesus purportedly appeared to a young farm boy named Joseph Smith.

Golden plates containing what would become the Book of Mormon were believed to be buried on this New York hillside.

Genesis of modern hydroelectric power.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

Quite possibly the last cross all humans will ever see.

At a mile long, the Fort Madison Bridge is the largest double-decker swing-span bridge in the world.

The site where Joseph Smith, founder of the Latter Day Saint movement, was killed by a mob.

A pair of whimsical homes in Texas shaped like oversized Western wear.

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

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

This Moab institution functions as both a rock store and a small natural history museum.

A small oasis not far from downtown Moab.

A house carved into a rock in the 1940s.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

Oddly shaped rock formation, misassociated with a nearby utopian community.

Ute tour guides have been sharing the ancient dwellings and rock art inside this large park with visitors for more than 40 years.

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

Legends surround this jagged rock formation in the New Mexico desert.

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

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

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.