This is a list of aquaria (aquariums):
- Acqua Mundo - Brazil, largest in South America
- Aquarium of the Americas - New Orleans, Louisiana
- Aquarium of the Pacific - Long Beach, California
- Belle Isle Aquarium - Detroit, Michigan, open since 1904
- Estuarium - Dauphin Island, Alabama
- Georgia Aquarium [1] - to open in 2005 in Atlanta, Georgia
- Gulf of Maine Aquarium [1] - Portland, Maine
- Maine Aquarium [1] - Saco, Maine
- Monterey Bay Aquarium - Monterey, California
- Mystic Aquarium - Mystic, Connecticut
- National Aquarium - Washington, D.C, oldest in U.S, since 1873
- National Aquarium in Baltimore - Baltimore, Maryland
- New England Aquarium - Boston, Massachusetts
- Oceanarium - Lisbon Portugal, opened in 1998
- Oregon Coast Aquarium [1] - Newport, Oregon, former home of Keiko
- The Pier Aquarium [1] - St. Petersburg, Florida
- Ripley's Aquarium of the Smokies [1] - Gatlinburg, Tennessee
- Santa Monica Pier Aquarium [1] - Santa Monica, California
- Seattle Aquarium [1] - Seattle, Washington
- Shark Reef at Mandalay Bay - Las Vegas, Nevada
- Shedd Aquarium - Chicago, Illinois
- South Carolina Aquarium [1] - Charleston, South Carolina
- Stazione Zoologica di Napoli [1] - Naples, Italy, first opened to the public in 1874
- Tennessee Aquarium [1] - Chattanooga, Tennessee
- Two Oceans Aquarium - Cape Town, South Africa
- Vancouver Aquarium - Vancouver, British Columbia, Canada
- Waikiki Aquarium - Waikiki, Hawaii