Olympic National Park covers approximately 922 square miles.
The park is 146,597 acres.
Biscayne National Park, FL is 172,990 acres.
1,212,375
Glacier National Park's area is 333,350 acres.
Acadia National Park is HUGE!
35835 acres
Katmai National Park is 4,093,077 acres.
9000 acres
It is 699,983 acres.
249,600 acres.
Dry Tortugas National Park is 64,701 acres and just the fort covers 11 of the islands 16 acres