Radika is located in the most picturesque region of Western Macedonia, which is the Reka region. It was named after the emerald river, the color of which comes from the presence of calcium carbonate in the see-through clear waters. A special charm to the valley of this river is given by the folk original architecture of the country houses from the surrounding villages like Bituse, Janche, Gari and Lazaropole. Reka inhabitants have always been famous fresco painters, wood carvers, mosaic makers.