4) You can visit any national park site for free on 16 days during 2016 in honor of the NPS centennial. But don’t worry if you can’t make a trip on one of these days, because 283 of NPS’s 410 sites don’t ever charge admission!
5) If you plan to visit lots of national parks and federal recreational lands over the next year, you can buy an America the Beautiful annual pass for $80, which covers entrance and standard amenity fees for more than 2,000 federal recreational sites.
6) Fourth graders and their families can visit these federal public lands for free through Aug. 31, 2016, through the Every Kid in a Park program.
7) Others who can receive free or discounted passes include current U.S. military members and their dependents, seniors, Americans with permanent disabilities, and volunteers who pitch in 250 or more volunteer hours to federal public lands per year.
8) Once inside, there are plenty of unique places to spend the night if you know where to look, including Yellowstone’s Old Faithful Inn, a national historic landmark and one of the world’s largest log buildings.