matsumoto castle

alcazar ancient architecture asia background blue castle castlemoat castles channel citadel cloud clouds crow cultural culture defense defensive ditch donjon fort fortification fortress guard guardian gully hans heritage historical japan japanese keep landmark landscape manor mansion matsumoto military moat mountains nagano national original outdoor picturesque protection regime rock rulers safehold samurai sengoku sky stone strategic strength stronghold tenshu tower towering travel treasure trees trench wall water wood wooden