Where a guard killed nine German prisoners during one of the worst 20th-century POW camp massacres in U.S. history.

A shady solar power system that couldn't hold up to the harsh desert conditions.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

Dig for your own trilobites in this goldmine of invertebrates.

Water flowed out of the town's unusual tree stump fountain in the 1930s, and the well still runs today.

The only remains of a 1918 section of Route 30.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

The last SR-71 ever constructed.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.

Despite sitting firmly in the global cradle of the Church of Jesus Christ of Latter-day Saints, this Hare Krishna temple is host to one of the largest color festivals outside India.

This large, castle-like structure is hidden amid the mountains on the grounds of the Utah State Hospital.

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

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

Incredible sculptures inspired by obscure passages from the Bible.

The only ski tunnel in North America provides easy access to amazing snow and beautiful views.

Largest collection of mounted dinosaur specimens in the world.