An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

The largest island on the great salt lake is home to curious creatures and strange stories.

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

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

A cemetery full of touching tombstones from a community of railroad workers, uranium miners, and Cold War missile launchers.

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.

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

Dramatic river bend surrounds a natural red-rocked pedestal.

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.

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

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

Rippling sand dunes frozen in the Arizona rock.

These headstones and a few stone foundations are all that remain of a once-booming mining town.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

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

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

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

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.

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

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.