The Gulkana Glacier is an iconic landmark for north-bound travelers (or, I suppose, south-bound travelers looking north) on the Richardson Highway. Thankfully, its silty runoff drains not into the Gulkana River drainage but into Phelan Creek in the Yukon drainage instead.
Troutnut.com is a collection of pictures and information about fly fishing. Fly fishermen, fly tiers, and trout enthusiasts of all stripes can learn more about life beneath the surface of trout streams, as well as how to better imitate aquatic insects with artificial flies to catch trout. There are aquatic insect pictures, underwater pictures, landscape pictures, and a comprehensive reference to the common names of trout stream insects.