Ok, before we start, the pics are all here. We headed to Tucson to see my mother's new winter homestead. Never been, but I love the desert, so we were looking to have some fun. She lives in the Catalina Foothills, with the city below. Tucson's population is, surprisingly, about the same as San Francisco's; it's also the home to the University of Arizona: I had no idea. While downtown is nothing to see, the landscape is stunning. First tourist attraction: the Wildlife Museum . Located way out in the desert, it's an open-air, self guided sprawling facility that covers all of the native plants, animals, and minerals of the Sonora desert. The cave tour was amazing: walk through the cramped passages, and see a wild open cave, along with gorgeous exhibits of semi-precious stones from the area. The native plants and cactii are stunning, and the feel of the place is decidedly unhurried and hands on. Lots of trails and paths to explore. The animals? WOW. A pair of mountain l...