Don't get us wrong: There are plenty of bike trails with beautiful scenery all over the Valley, but there's something about looping through Usery Pass that feels epic. Once you ride up the 1,000 feet of rolling hills inside this county park, you can see downtown Phoenix from over 30 miles away on a clear day. There is lush greenery along North Bush Highway, which runs parallel to the Salt River. You can take a selfie next to one of the oddly shaped saguaro cactuses along the road, Bike anywhere from 20 to 40 miles, but come prepared —occasional debris from the large pickups hauling boats can flatten your tire real fast.