Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

At 207 feet, one of the world's longest continuous escalators.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

This old-fashioned carhop restaurant gave the world the waffle cone.

The narrowest house in America is seven feet of pure spite.

Take an otherworldly journey in a school dedicated to out-of-body experiences.

The home of pigs, snakes, chameleons, and the alleged largest bunny in the United States.

The oddly shaped, steam-spewing building is now an art studio and gallery.

This historic mansion was built as a symbol of love between a husband and wife.

America's first public mental health facility.

Paranormal investigators claim this abandoned asylum is the most haunted spot in the eastern U.S.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

The skeletal white beams stand as a monument to religious dissent.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

The highest point in Virginia can only be reached by passing through ponies and flowers.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

The flower-shaped temple in Virginia aims to transcend the boundaries of the world’s religions.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.