Nailing a coin to this holy stump is just another way to ask the gods for relief from dental pain.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

Down a stairway in the East Village, you could once read a plaque describing an alternate history of a fictional version of Manhattan.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

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

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

Read a book next to a Midtown waterfall.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

A veritable variety of odds and ends.

The greatest real estate coup of all time.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

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

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Brooklyn's most iconic restaurant, resurrected.

The former hotel where Tesla invented the radio.

A celebration of capitalism in Midtown.

Cryptic messages embedded in the New York City sidewalk.

An unassuming secret door once led to a legendary watering hole.

The remains of a 19th century spring, and the site of an infamous unsolved murder.

A dilapidated dock tells the story of Titanic's missed arrival.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

Burial site more than 300 years old.