Junction with 19.3-mile-long Lake Louise Road to camping at Lake Louise State Recreation Area. Features glaciers and snowcapped mountains. Year-round fishing includes whitefish, burbot, arctic grayling and lake trout. The lake systems stretches for 50 miles. Lookout...National Scenic Byway This section hugs the south end of the Matanuska-Susitna (Mat-Su) valley and parallels the path of the Matanuska Glacier. The pullout for Matanuska Glacier is at mile 91.7 and there are several more pullouts further down the highway.Eureka Summit, 3,322 ft. Highest point on the Glenn Highway.Tahneta Pass, 3,000 ft.Rest area and parking.