|Alaska Geographic runs several types of educational programs in Denali National Park. Susan—a recovering microbiologist—was our host for this course.|
|This species of blueberry (Vaccinium uliginosum) is rarely found in northern Wisconsin, but it is actually widespread around the top of the globe—a pattern known as circumpolar distribution. Map from www.flora.dempstercountry.org.|Mountain avens is a tough but beautiful flower of the tundra and alpine areas. While hiking in Denali we often walked over dense carpets of its leaves punctuated by its blossoms dancing in the breeze.