Yosemite National Park visitors using the side of the road as a toilet have prompted the park to close two campgrounds and a popular redwood grove for public-safety reasons.

The park‘s restrooms and visitor centers have been closed and trash collection suspended since the partial federal government shutdown began Dec. 22, but the park itself remains open.

https://ktla.com/2018/12/31/some-iconic-national-parks-closing-due-to-vandals-human-waste-amid-federal-government-shutdown/