Slickrock and Shadow

Lines of composition at White Pocket This will be a more technical entry featuring the sandstone wonderland of White Pocket.  I'm still sorting through and picking out the "keepers" from my photo trip there last month. Sharpness and vignetting are two key photographic characteristic related to aperture.  When setting an aperture, a very small opening such as f/16 tends to reduce vignetting and enhance the depth of field (how much will be sharp and "in focus" whether near or far from the camera).  This attitude of "I'm going to get the maximum depth of field" attitude works well for some and I've used it for years.  This is especially helpful in the corners of a photograph (where sharpness tends to deteriorate).  This problem is pretty exclusive to wide angle lenses. I changed wide angle lens from Canon's 17-40 f/4 L to the more pricey 16-35 f/2.8 L specifically to get more corner sharpness.  The 16-35 is sharper and I've not re...

 White Pocket, Arizona:  a natural pool in the desert  White Pocket: a jumble of sandstone like no other. White Pocket: a remote and small location in the middle of the Paria Plateau. White Pocket: the end of a journey across the desert on 30 miles of unpaved road, the last 5 miles being deep sand. White Pocket: a worldwide landscape photography location so much so that while I was there no less than 8 other groups came and went, one was a family of 6 from France.  None stayed as long as I did.  Most were there for 2 hours and then left.  That seems shameful as it takes numerous hours simply to reach this spot. Well, I planned a summer trip to the desert for photography.  Summer and desert usually don't equal a good time, but I had planned to hike the famous Buckskin Gulch.  This slot canyon would be cool and shaded.  Perfect for summer. Unless it rained. . . . A prolonged and more powerful summer monsoon season came through the so...