Baxter State, Park Adirondacks Park and other State Parks in the US. Adirondacks Park in upstate New York is huge 6 million acres with 3.4 million acres of private land and 100 small towns, 2.6 million acres of public land, 3000 lakes and 46 peaks over 4000 feet. It was set up as "forever wild" by the state constitution in 1892. Nearby is Maine's highest peak Mount Katahdin at 5300 feet in Maine Baxter State Park.