Observation-Post of Coast Batteries.

Upper photo: General View of the Post.

Near the skyline: one of the two British cruisers sunk during the first attempt to bottle up Ostend Harbour.

Middle photo: Exterior View of the Observation-Post.

Lower photo: Interior View of the Observation-Post.

By-road (see arrow) leading to the Jacobinessen Battery.

The Germans were eventually able to displace the Vindictive and partly free the passage.