Geologic image in the Kentucky Geological Survey data repository.Image Name: Bernheim Forest, Bullitt County Image Date: 2/2/2005 Category: photo_culture Source: Carey, Dan Format: JPG Size (MB): 0.8 Pixel Dimensions: 3292 x 1396 Description: Bernheim Arboretum and Research Forest was established in the 1930s in south-central Bullitt County. It has one of the largest collections of American hollies in North America. The park offers miles of hiking trails and numerous public programs. The new visitors center is constructed with a septic system that uses peat filters (green squares) to purify wastes. Photo by Stephen Greb, Kentucky Geological Survey.