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:
FMIB Vertical Section of Breakwater at Cherbourg.jpeg check categories September Vertical Section of Breakwater at Cherbourg Rockwork of rough stones Unwrought blocks Blocks of suared stone Foundation of artificial stone Wall laid in hydraulic mortar Granite Facing Subject Breakwaters Cherbourg France Geographic Subject FranceCherbourg