(New Hampshire)
Greenfield State Park is a 400-acre (160 ha) public recreation area in Greenfield, New Hampshire. The state park features ponds, bogs, and a forest that extends to the shore of undeveloped Otter Lake. Activities include camping, hiking, swimming, fishing, picnicking, and non-motorized boating. There is a small store, playground, boat ramp, and rentals. (Ref: https://en.wikipedia.org/wiki/Greenfield_State_Park)