 During the last glacial era, hundreds of natural lakes and ponds were carved into the surrounding landscape, varying in size from one acre (4,000 m²) ponds to Moosehead Lake, at 74,890 acres (303 km²) one of the largest natural freshwater lakes in the United States.Access to the pond is limited to a few hiking trails and the road built to access Bulldog Camps.New Hampshire-based Wagner Forest Management oversees the land surrounding the pond as part of its 2.7 million acres of forestland managed as a timberland investment for several select clients.