ruins of the 12th century chapel also known as barbarossa ruin is all that remains of the residence of frederick barbarossa

12th all also architecture barbarossa brick castle century chapel church city cityscape cold cultural destination dutch europe famous frederick gelderland green heritage hill historic historical history holiday holland known landmark landscape medieval moldy monument moody netherlands nijmegen nobody old outdoors overcast park path pathway remains residence ruin ruins stone streetscape that tourist town tree urban vacation valkhof winter