Tourists Joseph Lin, Ning Chao, center, and Linda Wang, left, take a selfie along the crowded south rim at Grand Canyon National Park.
Tourists Joseph Lin, Ning Chao, center, and Linda Wang, left, take a selfie along the crowded south rim at Grand Canyon National Park. Emery Cowan Arizona Daily Sun via Associated Press
Tourists Joseph Lin, Ning Chao, center, and Linda Wang, left, take a selfie along the crowded south rim at Grand Canyon National Park. Emery Cowan Arizona Daily Sun via Associated Press

National parks are overcrowded, so let’s put a limit on visitors

August 13, 2016 01:22 PM