Public Sites
| State | County | Name |
|---|---|---|
| Iowa | Fayette | Arlington |
| Arizona | Pima | Arizona Sonora Desert Museum |
| Arizona | Pima | Arizona |
| Iowa | Lee | Argyle Road |
| Iowa | Lee | Argyle |
| Iowa | Poweshiek | Arbor Lake Park, Grinnell |
| Colorado | Jackson | Arapaho Wildlife Refuge |
| Texas | Aransas | Aranus National Wildlife Refuge |
| Iowa | Appanoose | Appanoose County |
| Iowa | Butler | Aplington |
| Florida | Wakulla | Apalachicola Wildlife Management Area |
| Iowa | Woodbury | Anthony Pope Prairie |
| Iowa | Warren | Annett Nature Center Park |
| Iowa | Polk | Ankeny |
| Iowa | Cass | Anita |
| Iowa | Boone | Angus |
| South Dakota | Fall River | Angostura Reservoir and State Recreational Area |
| Iowa | Winneshiek | Anderson Prairie, Decorah |
| Iowa | Emmet | Anderson Prairie State Preserve, Emmet County |
| Iowa | Linn | Anderson Park, Cedar Rapids |
| Iowa | Hamilton | Anderson Goose Lake, Hamilton County |
| Iowa | Montgomery | Anderson Conservation Area |
| Iowa | Story | Ames, Paul |
| Iowa | Story | Ames Middle School |
| Iowa | Story | Ames |