In anatomy, a ganglion (/ËÉ¡Ã¦ÅÉ¡liÉn/ GANG-glee-Én; plural ganglia) is a nerve cell cluster or a group of nerve cell bodies located in the autonomic nervous system and sensory system. Ganglia house the cell bodies of afferent nerves.
Tom points to Prudhoe Bay on a sign in Deadhorse, Alaska, the nearest settlement to Prudhoe Bay. Tom and Tanner left a sign at Sign Post Forest in Watson Lake, Yukon Territory.
Northern Lights and illuminated Teepee in Yellowknife, Northwest Territories Why Go: Areas around pristine Lake Superior in Ontario and Northern Canada's tundra back-country are prime viewing spots. Head to the town of Whitehorse within the Yukon Territory to best see the swirling lights.