| Site | N |
|---|---|
| Athens, Georgia, USA, (33.946,–83.384) in 2012 | 13 |
| Great Smokey Mountain National Park, Gatlinburg, USA (35.698,–83.613) in 2015 | 23 |
| Rochester, New York, USA (43.135,–77.599) in 2012 | 4 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.