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:
PPMonacokey. Edited th century drawing of the Royal Palace at Monoco Original is in the public domain by virtue of age this version is edited by the uploader as to fome key for article The palace in the th century North is to the right of the picture Entrance State apartments double loggia and horseshoe stairs Future site of chapel