A casemate is a fortified gun emplacement or armoured structure from which guns are fired, in a fortification, warship, or armoured fighting vehicle.
A mid-19th century artillery casemate at Fort Knox, Maine.
An ancient casemate wall at Masada
Embrasures for artillery casemates in the flank of a bastion at the 17th-century Citadel of Arras.
Three tiers of artillery casemates at the mid-19th century Fort Point, San Francisco
Panzerjäger is a term used for an anti-tank vehicle, as well as anti-tank units. The term was first used in the Wehrmacht, and also post-war by the German Federal Republic Bundeswehr. The term Panzerj
Panzerjäger Marder I
Nashorn mounted an 88 mm anti-tank gun on a chassis derived from the German medium tanks