A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

What's a diner from the 1939 World's Fair doing in a remote Utah mountain town?

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

This quiet park's strange sedimentary spires were named after Kodak's color film.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

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

Largest collection of mounted dinosaur specimens in the world.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

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

A replica that won't float away.

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

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

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

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

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

A house carved into a rock in the 1940s.

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

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

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

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.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.