Place
- Yulin Shi (China)5
- Zhengzhou (China)5
- Zugdidi (Georgia)5
- Ṣanʻāʼ (Yemen)5
- Alexandria (Egypt)4
- Astrakhanʹ (Russia)4
- Pajaro River (Calif.)4
- Salinas River Watershed (Calif.)4
- Singapore (City)4
- Warsaw (Poland)4
- California3
- Mendocino County (Calif.)3
- New Orleans, Louisiana, United States3
- Pajaro (Calif.)3
- Tuolumne County (Calif.)3
- Bronx, New York, United States2
- Brooklyn, New York, United States2
- Humboldt County (Calif.)2
- Illinois2
- Manhattan, New York, United States2