Some walls at Owl Hole Spring: water control?

0516-owl-hole-spring.jpg Another look at Owl Hole Spring: the water doesn't look so clean Thumbnails I walk up the hill a bit, hear some noise, and see a wild burro over on a nearby hill Another look at Owl Hole Spring: the water doesn't look so clean Thumbnails I walk up the hill a bit, hear some noise, and see a wild burro over on a nearby hill Another look at Owl Hole Spring: the water doesn't look so clean Thumbnails I walk up the hill a bit, hear some noise, and see a wild burro over on a nearby hill Another look at Owl Hole Spring: the water doesn't look so clean Thumbnails I walk up the hill a bit, hear some noise, and see a wild burro over on a nearby hill Another look at Owl Hole Spring: the water doesn't look so clean Thumbnails I walk up the hill a bit, hear some noise, and see a wild burro over on a nearby hill