Yes. Just call for a reservation.
Yes . I believe, if I remeber corectly, they have 13 cabins. 4 primitive cabins (no air no water ) and the others all can sleep 2 - 8 people depending on the cabin you choose .
Yes we stayed in a rustic cabin. Walnut Hills is no longer a KOA. I think It's now a Good Sam.
Yes
Yes, many different types
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