The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

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

A crumbling hospital from the 1850s on Roosevelt Island.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

A whimsical monument deep in this park commemorates the groups that helped build it.

America's greatest forgotten garden and the former stomping grounds of Son of Sam.

The oldest living tree in Manhattan comes shrouded in sinister legend.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

This former crime corner has been turned into an eclectic community center.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

Read a book next to a Midtown waterfall.

This lavish room at NYC's French Embassy is a rare relic from the end of the Gilded Age.

This theater opened in 1998, but both the building and the puppeteers who perform there have a distinguished history.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

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

New York City's only wildlife rehabilitation center treats more than 3,000 feathered and furry patients each year.