New York City in depth. The ice sheet scraped away large amounts of regolith, leaving the bedrock that serves as the geologic foundation for much of New York City today. Later on, movement of the ice sheet contributed to the separation of what are now Long Island and Staten Island. In the precolonial era, the area of present-day New York City was inhabited by Algonquian Native Americans, including the Lenape, whose homeland, known as Lenapehoking, included Staten Island; the western portion of Long Island, including the area that would become Brooklyn and Queens; Manhattan; the Bronx; and the Lower Hudson Valley. The first
Flags of New York City to which is added an arc of five five-pointed stars (representing each of the five boroughs) in blue above the seal. The dimensions of the Mayor's flag are set at 33 inches by 44 inches. The New York City Council uses a variant of the city flag, with the word "COUNCIL" underneath the seal. Currently, only Brooklyn and the Bronx have official borough flags. The other three boroughs have standard designs in current use, though they have never been officially adopted. Staten Island borough lawmakers pushed to have their flag officially recognized by the state in the 1990s and early