1 _ sand storm in riyadh, saudi arabia back in 2009, photo by jad saab at associated press, found via wet behind the ears
2 _ photo nadav kander, via krisatomic
3 _ photo millie holloman, via abundance tumblr
4 _ photo maddalena vismara, via photographyserved
5 _ photo randy p. martin, via anamappe
6 _ photo by reza ali