Rock face that shares a name with Mary Shelley's famous doctor.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

This replica of the Greek structure is in the heart of Nashville.

Where the oil industry began.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This collection honors the iconic, and proudly American lighter that just won't quit.

An outlandish shoe shaped house built by an eccentric millionaire.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The largest self-built castle in the U.S., six decades in the making.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.