Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

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

Church featuring "high Victorian gothic" architecture.

The only surviving sidewalk clock in Brooklyn.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

The Vatican of the movie industry turned into an actual church.

Snack on a partially gestated duck egg.

Once a popular watering hole among longshoremen and shipyard workers, this neighborhood treasure spans more than 100 years of Red Hook history.

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

This 19th century brick building in Brooklyn stands out like the anachronistic landmark that it is.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Come for the pastrami, stay for the million-dollar art.

Surrounded by low rise buildings and partially converted into an auto body shop, this marble archway is the only vestige of a forgotten Manhattan estate.

The highest point on the island known for buildings that touch the sky.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

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

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

Hiroshima survivor on Riverside Drive.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

Unique antiquarian shop specializing in globes, maps, and prints.

Peek through the gates at this oasis from the city, full of Old English charm.

A Natural History and Science Emporium.

Test your business savvy and play the market for cocktails at this stock exchange-inspired watering hole.