Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

An eccentric playboy's astounding natural history collection.

A Natural History and Science Emporium.

This tiny store is your one-stop shop for all sorts of rare and wonderful buttons.

For almost a century, this East Village newsstand has served egg creams to beats, hippies, punks, and everything in between.

A veritable variety of odds and ends.

The only subway station in the city that still makes use of gap fillers.

An aptly-named street near the birthplace of the modern LGBT rights movement.

Tucked in the back of this amazing antique store is an important piece of medical history.

An homage to Jackie Gleason's bus-driving character from 'The Honeymooners.'

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

This poignant display is now a memorial to these regionally extinct species.

This morbid scene depicts the Darwinian drama of death on the African savannah.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

The East Village tenement from the cover of Led Zeppelin’s 1975 album has a tea shop on the ground floor.

This impressive scene portrays the elusive forest giraffe of Central Africa.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

Stunningly detailed mosaics in a New York subway station bring life to the Weimaraners of artist William Wegman's work—and to thousands of commutes.

Here be dragons.

A reminder to choose water over wine since 1888.

This small New York museum celebrates the mountainous artwork of a Russian mystic.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

Harlem park dedicated to compulsive hoarders killed by their own junk.