Sentinel Vision EVT-675 Vauban's iron belt stars, protection of the hexagon 11 June 2020 Sentinel-2 MSI acquired on 15 October 2017 at 10:40:09 UTC ... Sentinel-1 CSAR IW acquired on 04 April 2020 at 17:40:55 UTC Sentinel-2 MSI acquired on 18 May 2020 at 10:56:19 UTC Author(s): Sentinel Vision team, VisioTerra, France -
[email protected] 2D Layerstack Keyword(s): Urban planning, security, river, sea, island, hill, mountain, plain, France Fig. 1 - S2 (18.05.2020) - Vauban Citadel in Arras was built after the conquest of the city in 1659. The citadel was built as part of the 2nd line of the "pré carré". It has been nicknamed La belle inutile, the beautiful useless one. 2D view Easily recognized from space, the fortifications designed by Vauban 300 to 350 years ago are spread along all French borders. Their historical significance has been recognised by UNESCO in 2008 when 12 of such sites accessed the World Heritage status: "Fortifications of Vauban consists of 12 groups of fortified buildings and sites along the western, northern and eastern borders of France. They represent the finest examples of the work of Sébastien Le Prestre de Vauban (1633-1707), a military engineer of King Louis XIV. The serial property includes towns built from scratch by Vauban, citadels, urban bastion walls and bastion towers. There are also mountain forts, sea forts, a mountain battery and two mountain communication structures. The work of Vauban constitutes a major contribution to universal military architecture. It crystallises earlier strategic theories into a rational system of fortifications based on a concrete relationship to territory.