Boston Common (also known as the Common) is a central public park in downtown Boston, MA. It is sometimes erroneously referred to as the "Boston Commons". Dating from 1634, it is the oldest city park in the United States. The Boston Common consists of 50 acres of land bounded by Tremont Street, Park Street, Beacon Street, Charles Street, and Boylston Street. A visitor's center for all of Boston is located on the Tremont Street side of the park.