The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

Townhouse facade doubles as an RMS Titanic Memorial.

Visit the site of a subway powered by nothing more than air--and lots of it.

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

Retribution for death of infamous mob boss Franie Yale was a case of mistaken identity.

The site where Joe Gallo kept his guns, pet lion, and launched an all out mob war in 1960s Brooklyn.

Where infamous mobster and leader of Murder Inc. Albert Anastasia made his home.

A Collegiate Gothic quadrangle that surrounds an 18th century secondary school whose financing came from the likes of Alexander Hamilton and Aaron Burr, among others.

Final resting place of the immigrant who brought artificial seltzer water to America.

A Jewish deli run by Yemeni Muslims in an Afro-Caribbean neighborhood is quintessential Brooklyn.

An 1883 schoolhouse now home to collective of artists.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

An abandoned subway tunnel that could have reinvigorated Staten Island still lies somewhere beneath this Brooklyn park.

A decommissioned military complex that's now a modern industrial park.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

This historic building housed the surviving crew members of the Titanic, who were left destitute after the wreck.

The factory for the popular Dumbo location, the Greenpoint shop is a quiet gem.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

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

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

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

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