Kentucky Geological Survey- Provides citizens, researchers, industry, and government, scientifically based information on Kentucky's geology, mineral and water resources.
Kentucky Waterways Alliance- Working to protect and restore Kentucky's waterways and their watersheds by building an effective alliance for their stewardship.
The Nature Conservancy- Preserving the plants, animals and natural communities that represent the diversity of life on earth by protecting the lands and waters they need to survive.
US Fish and Wildlife Service- Working with others, to conserve, protect and enhance fish, wildlife, and plants and their habitats for the continuing benefit of the American people.
USDA Forest Service- The U.S. Department of Agriculture Forest Service is a Federal agency that manages public lands in national forests and grasslands.
Caving & Karst Links
Project Underground - The National Education Program on Cave and Karst Science
National Caves Association- Offers a directory of publicly and privately owned show caves and caverns - caves developed for public visitation.
National Park Service- This page lists parks that have a common geologic theme and links to pages about each park's geologic features.
National Speleological Society- Founded for the purpose of advancing the study, conservation, exploration, and knowledge of caves.
The Virtual Cave- From the comfort of your keyboard, browse the wonders of the underground!