The area of Acadia Cliffs State Nature Preserve is 453,247.9193088 square meters.
Acadia Cliffs State Nature Preserve was created in 1994.
Brigadoon State Nature Preserve was created in 1985.
Lake Katharine State Nature Preserve was created in 1975.
Beargrass Creek State Nature Preserve was created in 1982.
Hoosier Prairie State Nature Preserve was created in 1976.
Conkle's Hollow State Nature Preserve was created in 1925.
Blackhand Gorge State Nature Preserve was created in 1975.
Axe Lake Swamp State Nature Preserve was created in 1991.
The area of Lake Katharine State Nature Preserve is 8,170,603.1168256 square meters.
Bad Branch Falls State Nature Preserve was created in 1985.
The area of Blackhand Gorge State Nature Preserve is 3,872,841.5962368003 square meters.
Six Mile Island State Nature Preserve was created on 1979-06-24.