viz: US National Park Service - visitors by State
First select a Year in the drop-down box.
Then, see the number of visitors and the number of National Parks, Monuments, and other sites in a state by moving your mouse pointer over that state.
First select a Year in the drop-down box.
Then, see the number of visitors and the number of National Parks, Monuments, and other sites in a state by moving your mouse pointer over that state.