Drakes Creek, Warren County, Kentucky

Drakes Creek continued

Karst Landscape of the Pennyroyal Region

Shanty Hollow, Warren County, Kentucky

Shanty Hollow, Warren County, Kentucky continued

Coastal Plain near Mobile, Alabama

Coastal Plain near Mobile, Alabama continued

First Creek Trail, Mammoth Cave National Park, Kentucky

First Creek Trail, Mammoth Cave National Park, Kentucky

First Creek Trail, Mammoth Cave National Park, Kentucky

First Creek Trail, Mammoth Cave National Park, Kentucky

First Creek Trail, Mammoth Cave National Park, Kentucky

Green River Biological Preserve