Children's Museum Portland Children's Museum is the sixth oldest children's museum in the world and the oldest West of the Mississippi. The 50,000 sq. ft. Museum receives over a quarter of a million visits from children and their families every year.
Mission Mill Museum Preserved and presents a Mission house, an Oregon Trail settler's house, a historic church and the structures, equipment, and original water-powered turbine of the Thomas Kay Woolen Mill with related artifacts.