Lewis and Clark National Historical Park’s next virtual “In Their Footsteps” talk is “Captain Cook, Lewis & Clark, and the Evolution of the Northwest Passage” by David L. Nicandri. This will be on https://www.facebook.com/LewisandClarkNationalHistoricalPark Sunday, October 17, at 1:00 p.m. In this presentation, Dave Nicandri will discuss and illustrate how the Northwest Passage was not a single geographic concept, but actually a series of them.  The failure of historians to make this distinction has led to serious misunderstandings about several expeditions, especially Captain…