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