Snyder Middleswarth Natural Area, National Natural Landmark in Spring Township, Pennsylvania.
Snyder Middleswarth Natural Area is a protected forest containing hemlock, pine, and birch trees, with some reaching over 150 feet in height. The site spans roughly 500 acres and features multiple hiking trails including the Swift Run Trail and Hemlocks Trail, along with picnic areas near Rock Springs.
The land was acquired by the state in 1902 and established as Pennsylvania's ninth state park in 1921. It received its National Natural Landmark designation during the 1990s.
The site is named after Simon Snyder, a former Pennsylvania governor, and Ner Alexander Middleswarth, a state senator from Snyder County. These names honor two figures whose legacies are tied to this forest landscape.
The area is accessible via clearly marked trails suitable for different fitness levels. Parking and picnic areas are available, though visitors should be prepared for shaded and damp conditions, particularly after rain.
A fallen tree discovered within the protected area was found to be 347 years old. This finding reveals the true age of specimens in this forest and highlights its ecological value.
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