Onondaga Cave State Park

category : State Parks
Tours are given of this spectacular show cave, which is a National Natural Landmark. Park offers access to Meramec River, picnicking and hiking trails. RV sites, tent sites, electricity, swimming, fishing, toilets, shower, store and ADA accessible.

Admission: Cave tours: Onodaga Cave free-$7; Cathedral Cave free-$4; camping $7-$12.
Hours: Mar.-Oct. cave tours.
Address: 7 mi. S.E. of the I-44 Leasburg exit on Hwy H.
Phone: 573-245-6576