No cost to just go to the falls. The museum does cost. They have a website with all of that information. I believe military is free
Last time i went, it was 2 dollars to park in their closest parking lot, cash only. That may have changed but there are free lots of you're willing to walk a little
Free to visit the beds, but I recommend paying the small fee for the visitor center.
Free
How much is RV camping?
Free for the beds, 2$ for parking, not sure how much to get in museum.
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