This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

A pristine beach on the Gulf of Mexico with deep ties to Pensacola’s Black community.

This now-deactivated naval base defended the Florida coast for centuries.

The "worst battleship ever built" is enjoying a grand second act, submerged 30 feet in the Gulf of Mexico.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

Though nicknamed the “Russian Freighter,” this ship was actually sunk off the coast of Pensacola by the U.S. government in a top-secret operation.

The 44,000-ton aircraft carrier was purposely sunk to create an artificial reef teeming with life.

These pink granite water slides are the result of millions of years of erosion.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

When you can afford only half a road, you build only half a road.

Two tall rocks sit at the center of this site, once the home of a large Ancestral Puebloan community.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The location where the iconic movie character declared it was time to go home.

An Ancestral Puebloan ruin that appears to burst into flames in the sunlight.

Oddly shaped rock formation, misassociated with a nearby utopian community.

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

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

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

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

This interpretive path lets you get up close and personal with dinosaur bones.

This remote Colorado canyon is home to the second-largest collection of natural arches in the world.

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

A small oasis not far from downtown Moab.