Where beautiful signs live on forever.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.

One of the smallest towns in the United States.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.

The land is home to swimming ponies and a legendary 18th-century treasure.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

An eerie, decaying ghost town destined to fade into the forest.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

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

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

Outsider art meets paleontology at this roadside reptile repository.

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

An alternate history park where the Union Army loses the war... to dinosaurs.

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

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

This collection of over 50 classic pinball machines awaits visitors to downtown Roanoke.

One of the last active volcanoes on the Eastern seaboard.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

One street divides a single town that stands in two U.S. states.

America's first federal monument.