Brooklyn Botanic Garden (BBG) is a botanical garden in the borough of Brooklyn in New York City. The botanical garden occupies 52 acres (21 ha) in central Brooklyn, close to Mount Prospect Park, Prospect Park, and the Brooklyn Museum. Designed by the Olmsted Brothers, BBG holds over 14,000 taxa of plants and has over 800,000 visitors each year. It includes a number of specialty gardens, plant collections, and structures. BBG hosts numerous educational programs, plant-science and conservation, and community horticulture initiatives, in addition to a herbarium collection.