Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

The Boston square dedicated to the dark poet who was born nearby.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

An enormous, inside-out glass globe built in 1935.

A beautiful Victorian-era cemetery, complete with a miniature village.

A popular 19th-century natural landmark is now hidden within a sprawling forest.

The birth home of one of cinema's legendary actresses.

The Mysterious Witch Bonney, a haunted statue in an old industrial city.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

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

Brain collection and database that narrows the gap between man and animal.

The house and graveyard used in the Stephen King spine-chiller.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

The monument dedicated to Phineas Gage in the town where his accident happened.

An abandoned theme park with a strange and tumultuous past.

An abandoned 1920s school with a mysterious history.

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

A cult archaeology conspiracy theory claims these West Virginia petroglyphs were written by Irish monks in Ogham.

The 32nd president's sprawling cottage sits on an island enclave jointly managed by the U.S. and Canada.

Herbert Hoover's "Brown House" rural presidential retreat was a PR disaster amid the start of the Great Depression.

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

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

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