A boardwalk leads across the mouth of Alum Cave along the Middle Fork River at Audra State Park, in Barbour County northwest of Buckhannon, West Virginia, in the Monongahela Valley Region.
A boardwalk leads across the mouth of Alum Cave along the Middle Fork River at Audra State Park, in Barbour County northwest of Buckhannon, West Virginia, in the Monongahela Valley Region.