USED RVS, TRAVEL TRAILERS, TOY HAULERS, 5TH WHEELS, AND CAMPING GEAR FOR SALE NEAR SIOUX FALLS, SOUTH DAKOTA 2014 Keystone RV Hideout 28BHSThe Hideout introduces the perfect lineup of RVs for your family. Kids, grand-children, friends - everyone fits with room to spare in a Hideout. With an incredible choice of bunkhouse and family friendly models, Hideout is your perfect choice for family camping.