Hallinportti Aviation Museum is an association-maintained aviation museum at Halli Airport in Kuorevesi, Jämsä, preserving Finnish Air Force and aviation-technology history. Its collection includes rare aircraft such as the Rumpler 6B floatplane fighter, Bristol Bulldog, MiG-15UTI, IVL D.26 Haukka II, Aero A-11, VL Sääski II and Caudron G.3, together with wider aviation equipment. A connected Brothers Old Office exhibit covers the Karhumäki brothers, aerial photography and charter aviation. Seasonal opening and appointment arrangements can change, so confirm current visitor access with the operator or local tourism authority before travel. Visitor address: Haukilahdentie 3, Halli, 35600 Jämsä, Finland.