A downtown park built on top of unclaimed graves.

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

Twice a year, visitors can tour the desolate site that birthed the Atomic Age.

The tragic reality of a town riddled with rumors of haunts, chemical spills, and serial killers.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

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

The largest source of fossilized insects anywhere.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

An annual festival celebrating Colorado's most famous frozen corpse.

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

A museum dedicated to a sea that should have never been.

Version of the French Riviera destroyed by the sea.

The ghostly remains of an accidental sea.

A hand-built folk art installation covered with messages of God's love.

A cemetery housing wild west legends in South Dakota.

Recovered from the brink of extinction, at home in the Financial District.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.