This historic bridge has weathered fires and floods and still stands, now abandoned, where it has stood since 1874.

A crew of die-hard train buffs spent decades turning a defunct stretch of railway in Oklahoma City into a museum now home to over 50 antique and restored trains.

A legal loophole makes it possible to get away with murder within this 50-square-mile section of Yellowstone.

A former sanitarium where soldiers were sent to recover in the healing waters of hot springs.

Home to a timed geyser created by complete accident.

Mark Twain once stopped at this rest station during his journey to Nevada.

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.

Located in the world's highest-altitude Dark Sky Community, this observatory welcomes amateur and professional astronomers alike.

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

A replica that won't float away.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

The last SR-71 ever constructed.

A plaque honors Miami's sister city in the Canary Islands, inviting one to reflect on their place in the world.

Largest collection of mounted dinosaur specimens in the world.

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

These 100-year-old tunnels in downtown Provo house artists, restaurants, and a few surprises.

A small oasis not far from downtown Moab.

This ghost town was once a cult-like religious utopian settlement.

Legends surround this jagged rock formation in the New Mexico desert.

Hidden in the New Mexico desert southeast of Roswell, nine small deep lakes formed inside sinkholes.

Check out a hidden collection of vintage neon signs.

The only retired U.S. nuclear missile silo that is open to the public.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.