The steel hull of a wrecked tug rests on Lobster Cove on Monhegan Island’s rocky southeastern shore.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

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

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

A monument to the egos of two railroad magnates that fell into decline along with their careers.

The first declared National Monument in the United States.

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.

A former department store turned into a quirky restaurant.

This Old West prison built into the side of a cliff was said to be inescapable.

This collection of neon icons is preserving Arizona's history, one sign at a time.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

An artificial crater field that trained astronauts for lunar exploration.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

Rippling sand dunes frozen in the Arizona rock.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

"May the force be with you always."

Eat burgers beneath gargantuan taxidermy and thousands of dollar bills in Utah's oldest continuously-operating bar.

Largest man-made excavation on earth!

A burnt-out motel with priceless Native American artwork in the basement, redeveloped into apartments.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.