Anyone know the best direction to park an RV at burning man to have the least surface area exposed to the sun during the hours of peak temps?

Thanks,
Neu =]

We have a huge RV and I was thinking about putting some reflective tarps over the top of it to cut down temps. They would lay flat on the roof and come out 1-2 feet on each side. I was either going to pull them flat against the sides and tie them to the RV and under it OR use some rebar stakes and p...