Wabash river protection in Greencastle, Indiana

Fern Cliff Nature Preserve is a stunning natural site located in Greencastle, Indiana, United States. Designated as a National Natural Landmark in 1980, this park is a popular tourist attraction known for its steep sandstone cliffs, lush wooded ravines, and abundant ferns and bryophytes. The preserve is a botanist's paradise, with rare plant species and unique vegetation. Managed by The Nature Conservancy in partnership with other organizations, Fern Cliff aims to protect native plant species from invasive threats like autumn olive. Visitors can enjoy hiking, photography, and bird watching on the preserve's moderate to rugged terrain. Rock climbing and rappelling are not allowed, but the diverse flora and fauna make for a rewarding outdoor experience.