This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Maastricht Basilica of Saint Servatius detail of drawing of westwork towers ca . en Detail of drawing ca of westwork towers of the Basilica of Saint Servatius Maastricht the Netherlands The central tower was built in by Jan Piem or Pyens and lasted till when Etienne Fayen replaced it by Baroque construction Internet Unknown