Nickerson State Park is a state-owned public recreation area of more than 1,900 acres located on Cape Cod in Brewster, Massachusetts. The park's sandy soil and scrub pines surround many kettle ponds which are dependent on groundwater and precipitation. The largest of these are Cliff Pond, Flax Pond, Little Cliff Pond, and Higgins Pond. Ruth Pond, Keeler's Pond, Eel Pond, and Triangle Pond provide additional water habitats.