Where to Stay Camping and RV Parks 5 RV Tips for Bryce Canyon National Park Utah Highway 12 passes through two tunnels in Red Canyon that for 90 years have served as the unofficial gateway to Bryce Canyon National Park. Utah Highway 12 passes through two tunnels in Red Canyon that for 90 years have served as the unofficial gateway to Bryce Canyon National Park. Share this Facebook Icon Twitter Icon Email Icon Join Utah National Park Trips Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Utah National Park Trips Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Photo: Depositphotos