An abandoned quicksilver mining town surrounded by the Big Bend parks.

Mysterious glowing orbs float through the desert night.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The site of Billy the Kid’s most famous escape and the end to the Lincoln County War.

The final resting place of the living embodiment of the famous Forest Service symbol.

This is one really big nut.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Built by a king and rebuilt by an emperor, this aqueduct transported water for 1,200 years to this ancient Mediterranean hub.

This 1930s log cabin began as a taxidermy museum but is now a popular country music venue.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

A late-night restaurant empire was launched from this humble storefront.

These three lighthouses played a fundamental role in the maritime life of Eastham.

This downtown Dallas art installation is always on the lookout.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

A modernist landscape of water and sci-fi concrete.

An unusual art exhibition in a suburban yard is designed to awaken the souls of those flowing by.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

This abandoned nuclear cooling tower casts a shadow over a bucolic town.

This ancient market is often referred to as the oldest shopping mall in the world.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.