The New York Botanical Garden (NYBG) is a botanical garden at Bronx Park in the Bronx, New York City. Established in 1891, it is located on a 250-acre (100 ha) site that contains a landscape with over one million living plants; the Enid A. Haupt Conservatory, a greenhouse containing several habitats; and the LuEsther T. Mertz Library, which contains one of the world's largest collections of botany-related texts. As of 2016, over a million people visit the New York Botanical Garden annually.