Lines from a walking song are etched into a rock in Natural Bridge State Park.

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

Over a dozen Native American earth mounds dating back over 2,000 years dot this Tennessee archaeological park.

Railroad came. People came. Railroad left. Town died.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

A wunderkammer hidden on the top floor of the Hartford statehouse.

A former copper mine which became a truly unsuccessful prison.

The kind of mixed-up place that drives archaeologists crazy.

One philanthropist's extensive collection of knick-knacks and curiosities is now a public museum of oddity.

35,000 grape hyacinths flow like water down a garden hill.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

This picturesque abandoned home is rumored to be a spite house.

This decrepit abandoned building is made all the more eerie by its dark history.

An 80-year-old house built out of newspapers.

A 12,000-year-old bog boasting rare plants and fauna.

Underground tunnels remain beneath this abandoned mental asylum.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

A 60-room castle constructed by a horse-racing heir.

Mysterious stone tower featured in many alternative histories of the New World.

A few stone foundations and an old graveyard are all that is left of this once thriving settlement in the wilds of Connecticut.

The first newspaper printed by an expeditionary force was published in this colonial mansion.