Be it nature, art, or abandoned military architecture this eclectic German "museum" has you covered.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

Cat art as far as the eye can see.

This unattributed sculpture in Amsterdam is hiding in plain sight.

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

Reforestation in action is the main attraction in this abandoned quarry.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

The most loyal of little dogs, or a Victorian era publicity stunt?

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

A book bound in the skin of an infamous criminal, along with countless other specimens.

360° views of the city plus five floors of optical illusions and hands-on science.

A 18th century graveyard and its astonishing cortege of macabre iconography.

An underwater restaurant, surrounded by a coral reef.

This tall Massachusetts folly got its name thanks to all of the purple prose its vistas inspired.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Where the embers of the Big Bang were first detected.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.