Books you don’t need in a place you can’t find.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

The bears may be gone, but their old cages can still be found.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

The ruins of a Massachusetts prison farm can still be found crumbling the woods of a state park.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

The headquarters in Salem doubles as an occult art gallery.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

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

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Where unreadable addresses are read, 24 hours a day, seven days a week.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

Where a guard killed nine German prisoners during one of the worst 20th-century POW camp massacres in U.S. history.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

Step into the cool deep past and unknown future of who begat who.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

This ghost town was once a cult-like religious utopian settlement.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

A sculpture for the sun and stars, created by Nancy Holt.