The main park road stretches 28 miles (45 km), with spurs and viewpoints along the way. Please follow all traffic laws and drive safely.
• Stay on paved roads.
• Observe speed limits, which range between 15 and 45 miles per hour.
• Park or stop in designated areas. Do not stop in the middle of the road.
• Thank you for not idling your engine for extended periods of time (five minutes during periods of inclement weather, two minutes all other times).