Great Brook (Cold River)

Great Brook is a 10.0-mile-long (16.1 km) tributary of the Cold River in western New Hampshire in the United States.

Map of Great Brook, New Hampshire, USA

Part of the Connecticut River watershed, Great Brook begins in the highlands in the town of Acworth, New Hampshire and flows southwest through the center of the town of Langdon, joining the Cold River two miles upstream from the Connecticut River.