Today, transportation systems in national parks includes:
- 5,690 miles of paved roads (1,100 miles are parkways) and 7,000 miles of unpaved roads
- 1,451 bridges
- 63 tunnels
- 100 transit systems operating in 64 units (includes 37 interpretive tours)
- 17,872 miles of trails, of which 5,012 miles (28%) are paved
Learn more about transportation in parks yesterday, today, and tomorrow below!