in the 1970s were covered with small black mosaic tiles. The 2017 artwork at this station consists of mosaics by Monika Bravo. They signify local landmarks such as the Brooklyn Army Terminal. Exits The station's only fare controls are near the center of each platform, at the platform level. Until the 2017 renovations, they had their original trim line, colored brown with "P" at regular intervals, a bank of turnstiles, and token booth. The Manhattan-bound side has two street stairs to the east sidewalk of Fourth Avenue, with one going to the southeastern corner of Prospect Avenue and Fourth Avenue, and the other going to the northeastern corner of 17th Street and Fourth Avenue. Meanwhile, the Bay Ridge-bound side has one to the northwestern corner of 17th Street and Fourth Avenue. There are no crossovers or crossunders to allow free transfer between directions. References External links The Subway Nut — Prospect Avenue Pictures Entrance beneath Prospect Expressway from Google Maps Street View Platform from Google Maps Street View (Pre-2017 Overhaul) Platform from Google Maps Street View (Post-2017 Overhaul) Platform Artwork from Google Maps Street View (Post-2017 Overhaul) BMT Fourth Avenue Line stations New York City Subway stations in Brooklyn Railway stations in the United States opened in 1915 1915 establishments in New York City Park Slope South Brooklyn