Grand Canyon to limit rim-to-rim hiking-group size

Grand Canyon National Park is trying to fight overcrowding and the accumulation of clothing, food and even human waste along trails by requiring permits for organized groups and limiting them to 30 people. Starting Sept. 15, 2014, any group taking organized, rim-to-rim or extended day-hiking and running trips in the inner Canyon will have to pay $175 for a permit....

Learn More