The Upper Charles River Reservation is a Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

 state park

State park

State parks are parks or other protected areas managed at the federated state level within those nations which use "state" as a political subdivision. State parks are typically established by a state to preserve a location on account of its natural beauty, historic interest, or recreational...

 encompassing portions of the banks of the Charles River

Charles River

The Charles River is an long river that flows in an overall northeasterly direction in eastern Massachusetts, USA. From its source in Hopkinton, the river travels through 22 cities and towns until reaching the Atlantic Ocean at Boston...

 between the Watertown Dam

Watertown Dam

The Watertown Dam spans the Charles River upstream from the Watertown Bridge near Watertown Square in the Town of Watertown, Massachusetts where the Charles River tidal estuary ends. Watertown Dam is of earthen construction, a gravity dam. Its length is . Its capacity is . Normal storage is...

 in Watertown

Watertown, Massachusetts

The Town of Watertown is a city in Middlesex County, Massachusetts, United States. The population was 31,915 at the 2010 census.- History :Archeological evidence suggests that Watertown was inhabited for thousands of years before the arrival of settlers from England...

 and Riverdale park in the West Roxbury

West Roxbury, Massachusetts

West Roxbury is a neighborhood in Boston bordered by Roslindale to the north, the Town of Dedham to the east and south, the Town of Brookline and the City of Newton to the west. Many people mistakenly confuse West Roxbury with Roxbury, but the two are not connected. West Roxbury is separated from...

 neighborhood of Boston. The park is managed by the state Department of Conservation and Recreation

Department of Conservation and Recreation (Massachusetts)

The Department of Conservation and Recreation is a state agency of the Commonwealth of Massachusetts, situated in the Executive Office of Energy and Environmental Affairs. It is best known for its parks and parkways. As of May 24, 2011 the Commissioner of the DCR is Edward M. Lambert, Jr...

. It includes land in the communities of Watertown, Waltham, Newton, Weston, Wellesley, Needham, and Boston. Some of the Charles River Reservation Parkways

Charles River Reservation Parkways

The Charles River Reservation Parkways are parkways that run along either side of the Charles River in eastern Massachusetts. The roads are contained within the Charles River Reservation and the Upper Charles River Reservation, and fall within a number of communities in the greater Boston...

also fall within the park boundaries.