People don't go outside...

A short essay on declining National Park visitation...

Overall, the number of people who visit national park sites has been on a steady decline for almost 20 years — with a handful of exceptions. For years, the complaint about parks was a variation of that old Yogi Berra line: nobody goes there anymore because they’re too crowded. But now the treasures of original and scenic America have the opposite problem.

The rest here.