Little Italy is a neighborhood in lower Manhattan

Manhattan

Manhattan is the oldest and the most densely populated of the five boroughs of New York City. Located primarily on the island of Manhattan at the mouth of the Hudson River, the boundaries of the borough are identical to those of New York County, an original county of the state of New York...

, New York City, once known for its large population of Italians. Today the neighborhood of Little Italy consists of Italian stores and restaurants.
Historically, Little Italy on Mulberry Street, extends as far south as Canal Street, as far north as Bleecker

Bleecker Street

Bleecker Street is a street in New York City's Manhattan borough. It is perhaps most famous today as a Greenwich Village nightclub district. The street is a spine that connects a neighborhood today popular for music venues and comedy, but which was once a major center for American bohemia.Bleecker...

, as far west as Lafayette

Lafayette Street (Manhattan)

Lafayette Street is a major north-south street in New York City's Lower Manhattan, which runs roughly parallel to Broadway to the west. Originally, the part of the street below Houston Street was called Elm Place....

 and as far east as the Bowery

Bowery

Bowery may refer to:Streets:* The Bowery, a thoroughfare in Manhattan, New York City* Bowery Street is a street on Coney Island in Brooklyn, N.Y.In popular culture:* Bowery Amphitheatre, a building on the Bowery in New York City...

. It borders Chinatown

Chinatown

A Chinatown is an ethnic enclave of overseas Chinese people, although it is often generalized to include various Southeast Asian people. Chinatowns exist throughout the world, including East Asia, Southeast Asia, the Americas, Australasia, and Europe. Binondo's Chinatown located in Manila,...

 at Bowery.
The Feast of San Gennaro originally was once only a one-day religious commemoration.