Tomorrow Monday, January 18th only, there will be no entrance fees at 127 participating National Parks that normally charge! Click here for the full list.

Some notable parks include: Eleanor Roosevelt National Historic Site in NY,  Home of Franklin D. Roosevelt National Historic Site in NY, Thomas Edison National Historical Park in NJ, Morristown National Historical Park in NJ, Chesapeake and Ohio Canal National Historical Park in MD, Rocky Mountain National Park in CO, Yosemite National Park, Mount Rainier National Park in WA.