Trail Ridge Road is an 11 miles-long (17.7 km) high highway that covers an area of 48 miles (77.2 km) between Estes Park and Grand Lake. This is the one and only road that crosses Rocky Mountain National Park. Believe it or not, many visitors have come to regard Trail Ridge Road as one of the best highways in the known world. Whether it is for its wildlife or alpine views, driving across this highway is arguably a must for anyone visiting Rocky Mountain National Park.
