Defensive structure posters & prints

Design for a Fortification on the Outskirts of Paris - a Perspective View, Section and Three Floor Plans of the... French School

Grianan of Aileach Anonymous

Rows of Posts in Front of the Maginot Line, ca. 1940 Anonymous

The Siege of Basing House, 1645 Wenceslaus Hollar

U.S. Army's Anti-missile System Complex Anonymous

Coastal Defences, October 1941 Eric Ravilious

View of battlements and lighthouse Anonymous

The Defence of the Trinity Sergius Cloister in Zagorsk, 1892 Sergei Dmitrievich Miloradovich

Martello Towers James Sant

Double corvus or crane for breaking the blow of a battering ram Anonymous

City of Dunkirk Jan Blaeuw

Early Cannons Defending Coast Anonymous

Great Wall Anonymous

Great Wall Anonymous

View of the port School Islamic

Mantis religiosa (praying mantis) - in defensive posture, threat display Anonymous

Fort Erie, late eighteenth century French School

The old Krantor (Crane Gate) on the river Mottlau, Gdansk, Poland Anonymous

Exterior view of Fort Sumter, S.C Anonymous

Arab Tabia Silistria Anonymous

City walls, Samarra, Mesopotamia Anonymous

Fortifications and bomb-proofs, in front of Petersburgh (i.e. Petersburg), Va, USA Anonymous

The Francois Ier Tower at le Havre, 1852 Eugene Louis Boudin

Dugout made of concrete and lined with corrugated iron, World War I Nightingale & Co

Interior of Fort Sumpte, shewing (i.e Anonymous

Old Blockhouse Gun Tower Ruins on Tresco Anonymous

Sebastopol, and Its Fortifications, on the Black Sea Anonymous

Plan of the project of a battery on the Ile Cigogne and map pf the Glenan Isles, 1745 French School

Civil Defense Logo - Encircled Triangle Anonymous

The church of Les Saintes-Maries-de-la-Mer Anonymous

Crotalus tigris (tiger rattlesnake) Anonymous

Black Gate Unknown

Vienna Print Cycle, Conquering Tabor Island on the Outskirts of Leopoldstadt, 1683 Romeyn de Hooghe

In and around the city of Danzig Series of 14 numbered prints Frederik de Wit

Edinburgh: Plan of Leith Showing the Eastern Fortifications. (Facsimile after Greenville Collins' Great Britain's Coasting Pilot London 1693.) Anonymous

Aerial view of Peel Castle taken from the west Manx Technical Publications Ltd