Example image of eyePlorer eyePlorer map for 'Star fort': Battle Cannon Fortification Gunpowder Italy Medieval fortification Bastion Crownworks Hornworks Ravelin Bombard (weapon) Middle Ages Brick Rock (geology) Baldassare Peruzzi Florence Michelangelo Vincenzo Scamozzi Louis XIV of France Menno van Coehoorn Vauban Banquette Counterscarp Lunette (fortification) Redoubt Urban planning Shell (projectile) Hill Arrow Ladder Indirect fire Military engineer Plunging fire Fort Manoel Malta Enfilade and defilade Field of fire Artillery battery Defence in depth Round shot Explosive material Mortar (weapon) Mining (military) Glacis Siena Civitavecchia Papal States France Pisa Curtain wall (fortification)