Confluence: The History of North American Rivers has shared their first river history video that features the Concord River from Scot McFarlane. Confluence: The History of North American Rivers has shared their first river history video that features the Concord River from Scot McFarlane. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) Related