vibrant oasis poster with palm trees and stream in joshua tree np

oasis poster joshua tree palm trees stream valley scenery vibrant illustrations skyblue brown highly detailed environments plein air landscapes art upper paleolithic victor mosquera bess hamiti sunny day blue sky flat style grove natural including sunlit lakes windy streams vast deserts desert trees scenic skylines captured breathtaking sunrises mesmerizing sunsets retro abstract doodle showcases influence plein-air realism reminiscent california paintings depict tropical