"A hideous albatross in the Hudson River Valley."

The headquarters of the famous Yale society.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

100 massive sculptures in the Hudson River Valley.

An eccentric playboy's astounding natural history collection.

Legendary private island in the Bronx...devoid of rats.

The home of aviation trailblazers, in a remote corner of the big city.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Holding the most bodies of any cemetery in the United States.

Storage warehouse of the rich and famous.

A curious friendship between two inanimate ladies.

A modern addition to the Greenpoint skyline.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

Four cars from the old system were once on display, but were removed in 2014.

Where Greenpoint's first European settler—and troublemaker—made his home.

A massive forgotten storehouse from 1913 on the Brooklyn Waterfront has a spectacular view of Brooklyn.

Once a flowing stream and where the USS Monitor, the world's first ironclad, was built and launched.

A notorious punk house turned co-op.

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

Walk into the 19th century without leaving Brooklyn.

On the Hudson resides one of the largest clocks in the world.

Phil Mortillaro uses keys to bring art back to the Village.

Check your calendars; you might be attending a drive-in movie or sitting next to a fashion runway.

A cargo of beautiful music.