One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

Dozens of rockets and missiles are on display outside a testing facility in the Utah desert.

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

Jurassic Park—A Still Life.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

This set of three large, volcanic hot springs is a favorite haunt for intrepid divers.

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

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

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

Inside this museum, the history of the Walt Disney Family empire is on full display.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

An off-grid art installation that encourages its visitors to imagine a world without waste.

A hand-built folk art installation covered with messages of God's love.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

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

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.

Irontown was founded in 1868, as a second attempt to mine iron from the nearby Iron Mountain.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

An improbable waterfall springs from an orange-white cliff face, tumbling into the headwaters of the Virgin River above Zion National Park.