
18. Amistad National Recreation Area, Texas
> Change in visits from 2020 to 2021: -30%
> Recreational visits in 2021: 1,091,897 (0.37% of all)
> Recreational visits in 2020: 1,424,139 (0.60% of all)

17. Kennesaw Mountain National Battlefield Park, Georgia
> Change in visits from 2020 to 2021: -31%
> Recreational visits in 2021: 1,800,823 (0.61% of all)
> Recreational visits in 2020: 2,356,401 (0.99% of all)

16. Washington Monument, District of Columbia
> Change in visits from 2020 to 2021: -31%
> Recreational visits in 2021: 63,840 (0.02% of all)
> Recreational visits in 2020: 83,585 (0.04% of all)
15. Valley Forge National Historical Park, Pennsylvania
> Change in visits from 2020 to 2021: -34%
> Recreational visits in 2021: 1,502,209 (0.51% of all)
> Recreational visits in 2020: 2,012,832 (0.85% of all)

14. Fort Donelson National Battlefield, Kentucky and Tennessee
> Change in visits from 2020 to 2021: -39%
> Recreational visits in 2021: 234,898 (0.08% of all)
> Recreational visits in 2020: 325,496 (0.14% of all)
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