See massive fossils that are over 200 million years old in northeastern Arizona.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

A ghost town originally established and governed solely by Black Americans seeking a place of their own, free from discrimination.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

A mysterious shape catches the eye in this 16th-century painting.

Wandering this ancient burial place offers a glimpse of the afterlife in the fresco-adorned tombs of an ancient Etruscan civilization.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The rocks in this arid basin leave trails of movement behind them.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

If you forgot something to read during your trip to Tokyo, this hostel has you covered.

This WWII aircraft museum presents its wrecks like taxidermy, complete with recreations of the crash sites.

Angels, demons, and tortured souls on a giant wall mural in a little church.

Part of a highway network meant to connect Miami to Montreal, this 10-mile stretch of road made from red bricks is still around 100 years later.

This 600-year-old home seems to defy physics.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

Shakespeare has been brought to life in this open air theater for the better part of a century.

This Taoist temple is the oldest continuously used Chinese temple in California.

The wooden airship was the largest flying boat ever built.

Home of Howard Hughes' Spruce Goose.

An antique store houses the last operational diner from the defunct department store chain.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.