It was Mormon settlers who named the trees because the branches stretching up toward heaven reminded them of the biblical prophet Joshua pointing the way to the promised land (LP).
He had to give in..
The park is 794,000 acre and is situated in parts of the Colorado and Mojave desert.
It was cloudy when we arrived so we were shielded from the worst heat. We were there early in the morning, around 9 am, as we knew it would be around 40C at noon. We only experienced 28-29C.