You can visit fish hatcheries in the southeastern United States. Some have aquariums, nature trails, wildlife observation towers, wildlife viewing, conservation education opportunities, and guided tours.

The Marine Sanctuaries Directory provides summary descriptions of each marine sanctuary in the U.S. The descriptions include physical, biological, archaeological, and cultural resources for each site. You will find educational activities and find out how you can visit the sanctuaries.

Part of the Smithsonian Institution, the National Zoo is the nation's zoo. It is a 163-acre zoological park set amid Rock Creek National Park in the heart of Washington, D.C. You can visit the Zoo 364 days a year to see more than 2,700 individual animals of 435 different species.