passport or other border crossing document would be required in order to enter the United States at the border facility before hiking the trail. Connecticut Lakes Natural Area The surrounding the lakes was set aside as a land conservation project in 2002 by the New Hampshire Fish and Game Department. The protected area is within the towns of Clarksville and Pittsburg, up to the border with Canada. See also List of lakes in New Hampshire References External links Summer at First Connecticut Lake in Pittsburg, NH Aerial view in 4K via YouTube 4th Connecticut Lake - US/Canada Border Hike via YouTube The Crumbling, Leaking Dam at the first Connecticut Lake via YouTube Lake groups of the United States Lakes of Coös County, New Hampshire Pittsburg, New Hampshire Connecticut River New Hampshire placenames of Native American origin