Oman. Photo take at Wadi as Suwayh, a remote Wadi inland from the coast road between Muscat and Sur. From perusal of the web this seems similar to what is called a Flame Skimmer in California, family Libellulidae.
About Bill McCallum
I was born in Australia and came to the United States to pursue a Ph. D. in mathematics at Harvard University, met my wife, and never went back. I am a professor at the University of Arizona, working in number theory and mathematics education.