National Park Service: FREE admission for 5th graders and their families

This April, do not miss your chance to enjoy a special deal by National Park Service: For a limited time, visit their official website and get free admission for 5th graders and their families. All you have to do is print the available voucher and bring it with you on your next National Park visit. Valid to 5th graders and their families. Terms and conditions may apply. Visit site for more details. Valid through August 31st, 2021.