Forest Cathedral Natural Area - Cook Forest State Park
The Forest Cathedral old-growth area, a registered National Natural Landmark, is considered Pennsylvania's finest and largest old-growth forest. It was the first forest in the Old-Growth Forest Network, dedicated on April 19th, 2012. Approximately 315 acres of the 448 acre cathedral area is old-growth. The following tree species 150 years old or greater can be found here: eastern hemlock, eastern white pine, white oak, American beech, black cherry, red maple, northern red oak, black birch, yellow birch, cucumber tree, black gum. This forest has no close rival of tall, old, and unique eastern white pine in the entire Northeastern United States. This is a very popular area with meandering trails throughout.