This building is a recreation of the gatehouse that separated Los Alamos from the outside world during the era of the Manhattan Project.

A multi-storied adobe complex has been inhabited for more than a thousand years.

A natural formation that resembles a camel resting in the New Mexico desert.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

A time-capsule monument reminding future generations of the importance of efficient and effective use of natural resources.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

A quirky mishmash of Route 66 memorabilia and other throwbacks from the past.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

A sculpture of a giant man escaping from the depths of the Earth.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

A floating museum that was sunk by a flood and left to rot in the tides.

Hundreds of graffiti artists have decorated this flood-wall on the west bank of the Mississippi River.

This unassuming riverbank is Missouri’s first designated site in the National Underground Railroad Network to Freedom.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.

This arcade is one of the last places to catch a public performance by the now-defunct ShowBiz Pizza's house band of animatronic animals.

The mounds on this coastal archaeological site reveal the history of the land’s first inhabitants.