warsaw's royal castle district blends medieval walls with vibrant old town architecture

fortifications architectural fortification neighbourhood architecture buildings resilient monastery district medieval historic restored reflects heritage building waterway landmark warsaws vibrant baroque castles quarter polands tourism village castle blends pastel summer estate palace royal walls brick frame tower skies canal ruins town rise wall old red warsaw town castle walls polish architecture district fortifications buildings urban restoration preservation heritage city history quarter design city center landmarks details monuments structures features warsaw culture grounds character elements style sites monuments