The area of T. O. Fuller State Park is 647,497.027584 square meters.
The area of Calaveras Big Trees State Park is 26.296 square kilometers.
The area of Big Bone Lick State Park is 2,071,990.4882688 square meters.
5 monkeys and a sock big
Big Bend National Park covers 801,163 acres.
The park covers an area of 4,528 km²
It's random you'll have to keep clearing patches of area and hope there is a trex
Mesa Verde National Park's area is 52,087 acres.
According to Wikipedia - it is 328km2 in area.
Spain
Spain
It's pretty big but with new plans coming on the way it will be even bigger See the related link to see how big it will get.