We had our 37 footer in with no problem. With room to park the crv...
Our rig is 32.5' outside length and we had room for a Jeep Wrangler in front. Some spaces appear to be longer.
You can check the NPS site and it has detailed info about tent and RV sites. It also has a map so you can get an idea of what the campground looks like. It's a nice place.
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