ACADIA NATIONAL PARK
Size: 76 sq mi (49th)
About the size of: San Marino
Date Established: February 26, 1919 (13th)
Annual Visitation (2018): 3,537,575 (7th)
Features: islands, rocky coastline, mountains,
Common activities: Hiking, Biking, Rock-climbing, Kayaking, Canoeing
Located on the rugged shores of Maine, Acadia is the only national park in the northeast United States and was the first national park east of the Mississippi River. Cadillac Mountain is the tallest mountain on the eastern seaboard, and for much of the year it is the first place in the United States that sees the sun rise.