A crack flared at the base provides a pathway completely through a sandstone ridge near Moab.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

It's safe—and permitted—to walk across these twin natural sandstone arches.

A small oasis not far from downtown Moab.

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

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

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

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

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

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

An out-of-the-way wildlife haven with a rich and storied past of harboring thousands of fugitive slaves, or "Maroons" during the mid 1800s.

The oldest still-operating tavern in the United States was once owned by a pirate.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

This magnificent natural sandstone bridge is one of the largest in the world and is an iconic symbol for Lake Powell.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

Largest collection of mounted dinosaur specimens in the world.

Home to the deepest rift anywhere on Earth.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

At the base of the Spring Mountains, a unique nursery packed with desert plants.