Olavinlinna Castle

Finland · 1944 · 20 mk

A brown engraved stamp featuring a detailed depiction of Olavinlinna Castle, a medieval fortress in Savonlinna, Finland, with 'SUOMI FINLAND' at the top and '20 mk' at the bottom.

Issued in 1944 during World War II, this stamp highlights Olavinlinna Castle, a significant national landmark, likely as a symbol of Finnish heritage and resilience during a period of conflict.