This eclectic Austin curiosity shop is home to all things strange and unusual.

Five mythical trolls have taken up residence in woods and hidden on paths at the Coastal Maine Botanical Gardens.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

A massive underwater sinkhole made famous by Jacques Cousteau.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.

A view-altering observatory at the University of Texas.

One part antique store, one part curiosities hodge-podge.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

The abandoned coal loading dock is a canvas for unsanctioned art.

Dr Barnes' $25 billion private collection of art and arboretum.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

Where America's first doomsday cult awaited the end of the world.

A rare view of a preserved Victorian science museum.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Shelves covered in dozens of coffee bean varieties fill this North End institution.

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