When I was a little kid, my parents made sure that we went on adventures to see the world, or at least the world that they had the time and means to expose us to, which usually meant our home state of Texas. From our home in East Texas, we went to easy-to-reach places such as Dallas and Fort Worth, and more-distant locales, such as Austin, San Antonio, Corpus Christi, Big Bend and the Rio Grande Valley. One of the common denominators of these trips was my late father carrying around his Minolta...