Highlands Nature Sanctuary - A nature preserve and a place where humanity can practice gentle stewardship of the land. highlandssanctuary.org
Page Title 1 - An Ohio natural landmark is a wilderness that offers an array of geological formations and natural wonders. Includes location and history. www.7caves.com
Seip Mound - The Hopewell Indians built the site for burials. Includes location and schedule. www.ohiohistory.org/places/seip
