On this day in Lewis & Clark history...
The men watch the northern lights during the night. Two interpreters and two French men leave to spend the winter with the Arikara. The men continue to build Fort Mandan and Sergeant Ordway predicts it will soon snow.
From the journals...
Tuesday 6th Nov.
it was uncommon light in the north the Greater part of last night
Northern lights, Aurora borealis
Picture taken at T?ltl?gret, near Abisko, Kiruna Kommun, Lappland, Norrbotten, Sweden by an unknown photographer. Permission via the GNU Free Documentation License.