Sudekum Planetarium
- Located at the Cumberland Science Museum. Site provides information about star shows and other events and activities.
- http://www.sudekumplanetarium.com/

Nashville Tree Foundation
- Works to preserve and enhance Nashville's urban forest by public education, tree planting, and other activities. Site includes news and information about tree care, benefits of trees, and other topics.
- http://www.nashvilletreefoundation.org

Nashville Fossils On-Line
- Looking for fossils in Nashville? Rockhounds will find detailed site descriptions and locations here, along with a geological overview of the area.
- http://www.nashvillefossils.com/

Nashville Zoo at Grassmere
- General zoo information, along with news on happenings at Grassmere, education and outreach programs, details on the animals, and opportunities for volunteer involvement.
- http://www.nashvillezoo.org/