“Owl”-O-Ween Celebration and Trunk-or-Treat Join the Black Hills Raptor Center in celebrating “Owl”-O-Ween on Saturday, October 21 at the Black Hills Raptor Center facility, 15256 EAST Hwy 44, Rapid City. Families are invited to make a reservation and explore the world of owls and other raptors while trick- or- treating. Costumes are encouraged!! For more details, click here!