Apr 13, 2010 7:11 PM by Greg Boyce
National Parks in America will offer free admission next week, during National Park Week. More than 100 national parks will allow people to enjoy the parks at no cost.
National Park Week runs from April 17 to 25. Free admission will also be offered on September 25 and November 11.
Colorado has four national parks: Mesa Verde, Great Sand Dunes, Black Canyon of the Gunnison and Rocky Mountain National Park.
Find them all at nps.gov