Mark P Betts: Dust Storm on the Playa
Mark P Betts: Appalachians?
Mark P Betts: Storm over the Chisos Mountains (MG_3250)
Mark P Betts: The Milky Way over the Chisos Mountains
Mark P Betts: Ocotillo Bloom
Mark P Betts: Mule Ears with Blooming Ocotillo
Mark P Betts: The Rio Grande
Mark P Betts: The Sunken Block
Mark P Betts: Greater Earless Lizard (Cophosaurus texanus)
Mark P Betts: Boquillas Canyon
Mark P Betts: Around the bend
Mark P Betts: Look Out Below!
Mark P Betts: Modern Geology!
Mark P Betts: Hoping for rain version II
Mark P Betts: Sotol Vista Sunset
Mark P Betts: Majestic Sierra del Carmens with Anticrepuscular Rays
Mark P Betts: ERUPTION!
Mark P Betts: Ocotillo in bloom
Mark P Betts: Santa Elena Canyon