This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

This translucent sculpture represents a quintessential component of New York City's skyline.

A reminder to choose water over wine since 1888.

A one-ton statue of Steve Rogers beautifies the entry to a Brooklyn Bed, Bath & Beyond.

The 28-foot granite map plots the locations of 40 theaters in New York City.

A sculptural commentary on capitalism pokes up from the East River.

Take in a rare, face-to-face glimpse of Lady Liberty at this tucked away Red Hook park.

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

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Little Red Lighthouse under the George Washington Bridge.

In the middle of suburban Staten Island, a nearly 150-year-old bakery is preserving the art of a disappearing New York treat.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

Salute the leader of the proletariat.

A curious friendship between two inanimate ladies.

A beautiful collection of architectural ornaments rescued from demolished New York City buildings.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

An artist's cute bronze subway sculptures belie his violent artistic past.

Wine bottle sculpture with a ship's stateroom inside.

Lie in a hammock where George Washington stood.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

The last remaining building in Washington, D.C., built by H.H. Richardson, one of America's most iconic architects.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

Depending on who you ask, this controversial treehouse is either a charmingly creative child's playhouse or an illegal encroachment on public land.