Historic New York: Park Slope - Prospect Park/Grand Army Plaza Date: 03/30/13 Hours: 12pm Ages: TW,TE,AD Address: Prospect Park West and Grand Army Plaza (meet under the arch) - 718-965-8951 Park Slope, NY 11217 www.prospectpark.org Description: Prospect Park's Western boundary is adjacent to Park Slope, a neighborhood that is one of NYC's architectural jewels. Learn about its history and relevance to Prospect Park.