Petersham, Massachusetts Landmarks / Dams and Water Gates

Latitude: 42.4987 (42°29′55″N), Longitude: -72.2136 (72°12′49″W)

Latitude: 42.492 (42°29′31″N), Longitude: -72.1672 (72°10′2″W)

Latitude: 42.4386 (42°26′19″N), Longitude: -72.1819 (72°10′55″W)

Latitude: 42.4611 (42°27′40″N), Longitude: -72.1645 (72°9′52″W)

Latitude: 42.4983 (42°29′54″N), Longitude: -72.2396 (72°14′23″W)