23. National Mall & Memorial Parks, Washington, D.C.
> Total deaths, 2007-2021: 40
> Leading cause of death in National Mall & Memorial Parks, 2007-2021: Undetermined (24)
> 2nd leading cause of death: Medical causes (7)
22. New River Gorge National River, West Virginia
> Total deaths, 2007-2021: 44
> Leading cause of death at New River Gorge National River, 2007-2021: Drowning (29)
> 2nd leading cause of death: Undetermined (6)
21. Glacier National Park, Montana
> Total deaths, 2007-2021: 46
> Leading cause of death in Glacier National Park, 2007-2021: Drowning, fall (11 each)
> 2nd leading cause of death: Medical causes (10)
20. Death Valley National Park, California and Nevada
> Total deaths, 2007-2021: 46
> Leading cause of death in Death Valley National Park, 2007-2021: Motor vehicle crash (14)
> 2nd leading cause of death: Undetermined (11)
19. Rocky Mountain National Park, Colorado
> Total deaths, 2007-2021: 46
> Leading cause of death in Rocky Mountain National Park, 2007-2021: Fall (23)
> 2nd leading cause of death: Medical causes (8)
