view of the abbey church of st. ludgerus in essen-werden, north rhine-westphalia, germany

middle ages north rhinewestphalia ancient architecture attraction blue building cathedral christian christianity church city cityscape cross door essen essenwerden europe facade famous german germany gothic green historic historical history landmark ludgerus medieval monument nordrheinwestfalen nrw old outdoor park religion roof ruhr sightseeing sky tourism tower town travel view wall werden