You get two completely different viewing perspectives between Bear Glacier and Salmon Glacier. Salmon is one of the few glaciers you will see, except by flying or a major climbing effort, where you can look straight down on a large mountain glacier from a nearly vertical position. Here is Bear Glacier, looking across the valley from Hwy 37A:
And here is Salmon Glacier, looking down from the Salmon Glacier - Granduc Mine road:
If you are interested in the geology along your road trip, take a look at my blog from last summer's trip at
Milepost Alaska Highway Geology.