A museum dedicated to exhibiting remarkable outsider art.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

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

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

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

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

This blue behemoth of a bear is a colorful homage to Brown University's mascot.

A safe space and resource for anything and everything relating to sex and sexuality.

This cemetery is home to numerous granite headstones that are works of art unto themselves.

This beach-side arcade is believed to be the oldest penny arcade in America.

The secluded beach getaway from Wes Anderson's dreamy summer romance.

An ancient cemetery with some historic bodies underfoot.

This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

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

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.