The last SR-71 ever constructed.

Contains a wealth of information about the first exploration and later use of the Green and Colorado Rivers.

A monument to a survivor of harsh pioneer life, frostbite, and primitive surgery.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

The only completed wing of Utah's first capitol is filled with artifacts and odd stories about its past.

A stoic rock cairn is all that remains to remember one of the more brutal instances of frontier treachery in American history.

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

This lava formation earned its whimsical name from the log-like formation of it stones.

The extensive collection of an amateur naturalist.

Step into the cool deep past and unknown future of who begat who.

The notorious Wild West outlaw was raised in this unassuming abode.

A proto micro-nation sometimes populated by artists, surrounded on all sides by a Utah most barren.

A desert settlement founded and later abandoned by Hawaiian members of the Church of Jesus Christ of Latter-day Saints in Utah's Skull Valley.

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

A tunnel with windows, so you don't miss out on the impressive views.

Largest collection of mounted dinosaur specimens in the world.

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

A sculpture for the sun and stars, created by Nancy Holt.

Come for the speed, leave in love with the desert.

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

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

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

A house carved into a rock in the 1940s.

The world's largest military aircraft cemetery.