Volunteer-run library dedicated to exploring five decades of activism history.

A curious friendship between two inanimate ladies.

One of only two remaining Victorian-era greenhouses in New York.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

This seemingly unremarkable boulder is said to bear the hoofprint of the devil himself.

The mysterious image is believed to show Edward Hyde, 3rd Earl of Clarendon, in a beautiful blue dress.

More gold than anywhere else, ever.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Twenty-three trees, each paired with a basalt stone, line a street in Chelsea, continuing an urban project started by German Fluxus artist Joseph Beuys.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

The first and only carousel with a lineup entirely of insects.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

This memorial honors thousands of enslaved Africans and their descendants who died in colonial New York.

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

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

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

Here be dragons.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

Spiral-bound community recipes and antiquarian gems mingle at this small East Village shop.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.