![]() | John Heinz at TinicumNational Wildlife Refuge - Pennsylvania |
The John Heinz National Wildlife Refuge is located in Tinicum Township, Pennsylvania, is adjacent to the Philadelphia International Airport. The refuge protects the largest remaining freshwater tidal marsh in Pennsylvania; approximately 350 acres (0.8 km2).
There are over 10 miles (16 km) of trails, including the popular "Impoundment Trail", and two boardwalks that cross the impoundment and one of its smaller coves. Trail segments are a part of the East Coast Greenway, a 3,000 mile long system of trails connecting Maine to Florida.
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Official visitor map of First State National Historical Park (NHP) in Delaware and Pennsylvania. Published by the National Park Service (NPS).
brochures
Map and Brochure of John Heinz at Tinicum National Wildlife Refuge (NWR) in Pennsylvania. Published by the U.S. Fish & Wildlife Service (USFWS).