By Stacey McKenna, Special to The Denver Post As winter settles in, it’s time to start looking for quick, warm-weather getaways. With multiple daily nonstop flights from Denver, Arizona is an easy option, and Coloradans make up almost one-tenth of the state’s domestic visitors. Most of us head straight for the Phoenix area’s resort scene, but venture farther south and you’ll find those same mild temperatures alongside otherworldly landscapes, hyper-local culinary treats and guest ranches that mix cowboy culture with outdoor adventure. So whether you’re looking to spend a week (or more) on the road or just need a quick escape, here are five of our favorite reasons to head to southern Arizona ASAP. 1.