(CNN) — The US National Park Service offers free entry a handful of times each year to all of its more than 400 sites. We're at the last one for 2022.
No fees will be charged to enter any site -- including the marquee names -- on Friday, November 11.
The NPS chose Veterans Day for the last free-entry day to honor the people who have served in the military.
If you wish to commemorate veterans or learn more about US history in general while saving some money, you have have plenty of sites from which to choose, including:
Click here for a full listing of every NPS site, which it calls "units."
One catch: "The entrance fee waiver for fee-free days does not cover amenity or user fees for activities such as camping, boat launches, transportation or special tours," the NPS says.
Planning pays off
A light autumn snow comes to Yosemite National Park in California. Things can get much deeper there.
If you're not much of a planner, it might be a good idea to develop the habit -- particularly if you want to see a popular NPS site on a free day.
If you have a particular site you wish to visit, make sure to check its website first. For instance, popular Yosemite National Park in California's Sierra Nevada mountains can be open in November, but unpredictable autumn snows can cause short-term closures.