S13 E1 • Cave Diving, Dune Mushers

S13 E2 • Mt. St. Helens Snowboarding, Fish Trawler Research

S13 E3 • Tillamook Railroad, No Ivy League, Missoula Floods Erratics

S13 E4 • Wind Power, Kiteboarding, Grande Ronde River

S13 E5 • Columbian White Tailed Deer, Mountain Man Rendezvous

S13 E6 • Sea Bird Count, Coast Trail, Stout Mtn. Photo-essay

S13 E7 • Cavity Nesting Bird Habitat, Zumwalt Prairie, Sensor Fish/Dam Research

S13 E8 • Lava Hand Prints, Certified Forests, OMSI Kid's Science Camp

S13 E9 • Tussock Moths, Ag waste recycling, Pygmy Rabbits

S13 E10 • Logan Valley/Burns Paiute tribe, Fish Deformities, Tualatin Salmon Toss

S13 E11 • Aelutian Geese, Sea Floor Mapping, Klamath Basin animal photo-essay