Join in a Seance at the Swedenborgian Church.

The smallest island in Manhattan is a manmade landfill dominated by a Buddhist peace arch.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

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

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

A very classy 1920s-era bar right in Grand Central Station.

Read a book next to a Midtown waterfall.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

One of only two commuter aerial tramways in the United States.

A celebration of capitalism in Midtown.

Wine bottle sculpture with a ship's stateroom inside.

On the top floor of an upscale department store stands a lavish restaurant housed in a replica of a luxury French dining car.

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

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

Visit the monolithic tomb of America's most famous general.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

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

New York's oldest and possibly grandest keeper of books.

Hiroshima survivor on Riverside Drive.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

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