Big River Tug BoatOct. 21, 2017 12:08 a.m.A trip down the Snake and Columbia Rivers aboard one of the tugs that push barges of grain, wood chips, garbage and other payloads between Lewiston and Vancouver year-round.THANKS TO OUR SPONSOR:Become a SponsorTHANKS TO OUR SPONSOR:Become a Sponsor📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up