4K Drone Video of Mountain Peaks and Granite Creek near Denali National Park in Alaska on Sunny Summer Day

alaska granite creek cantwell nelchina tatlanika middle fork chulitna river denali national park preserve nelchina public use area interior wilderness glacial gravel bar taiga boreal forest coniferous pines spruces larches grandaddy cottonwood george parks highway anchorage to fairbanks hwy alaska state route 3 ak3 matanuskasusitna borough united states summer spring clouds blue sky green trees snowcovered mountains matsu valley southcentral denaina athabascan kdalkitnu