Harderwykenburg
The Harderwykenburg is one of the oldest extant castles of East Frisia. It was built in the style of a medieval stone house soon after 1450 in Leer, Lower Saxony, Germany.
Read more about Harderwykenburg.
The Harderwykenburg is one of the oldest extant castles of East Frisia. It was built in the style of a medieval stone house soon after 1450 in Leer, Lower Saxony, Germany.
Read more about Harderwykenburg.