This town doesn’t just sit high on the list—it is the highest, literally, at 5,506 feet, making it the coolest spot in more ways than one. Winter? It’s all about skiing and snowboarding. But when the snow melts, the trails open up for some serious hiking and mountain biking. You can hit the golf course, take in the views from a scenic chairlift ride, and when fall rolls around? Follow the yellow brick road straight into Autumn at Oz.