At the end of the 17th century, Colmars built the set of fortifications which define its appearance today. In 1690, the War of the League of Augsbourg forced Louis XIV to reinforce all of the borders of his kingdom. From 1693 to 1695, the Calvaire fort to the south (now called Fort de France) and that of St-Martin to the north (Fort de Savoie) were thus built.
Fort de Savoie is better preserved than Fort de France with its 2.5m-thick walls, many rooms, sentry walk with a turret, a tower with 32 arrow slits and a water tank filled by a spring which never freezes...