The angle bastion
A pointed bastion on the corner of a polygonal trace: a battered brick scarp with a stone cordon, two faces meeting at the salient, rounded orillons sheltering the flanks that sweep the curtains, and sentry boxes.
A pointed bastion on the corner of a polygonal trace: a battered brick scarp with a stone cordon, two faces meeting at the salient, rounded orillons sheltering the flanks that sweep the curtains, and sentry boxes.