Adirondack Park is the largest State Park and Forest Preserve in the contiguous United States. At 6.1 million acres, it is as large as the entire State of Vermont, and larger than the National Parks of Yellowstone, Yosemite, Grand Canyon, Glacier, and Great Smoky Mountains combined.
|Mount Marcy, at 5,344 feet, the highest point in New York State|
The entire Adirondack Range, (including the highest point in the State, Mount Marcy) lies within the Park, the borders of which are delineated by "The Blue Line," an undemarcated boundary.
|Lake Tear-Of-The-Clouds with Mount Marcy rising in the background|
The mighty Hudson River rises in the Park, at Lake Tear-Of-The-Clouds.
Both Essex County and Hamilton County lie entirely within Adirondack Park. The latter is the most sparsely populated County in the eastern United States (population 3 people/sq. mile, approximately 5,000). There are no traffic lights in Hamilton County.