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- New York (State)2
- United States2
- AlaskaMatanuska River1
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- CaliforniaSan Francisco Bay1
- ColoradoSan Juan County1
- ColoradoSilverton1
- Delaware1
- Florida1
- FloridaJ.N. "Ding" Darling National Wildlife Refuge Complex1
- Georgia1
- Glen Canyon National Recreation Area (Utah and Ariz.)1
- Hawaii1
- HawaiiKailua Kona1
- ItalySomma Vesuviana1
- LouisianaMississippi River Delta1
- Mead, Lake (Ariz. and Nev.)1
- Mexico, North1
- MissouriOzark National Scenic Riverways1