Vauban (German pronunciation: [voˈbãː]) is a neighbourhood (Stadtteil) to the south of the town centre in Freiburg, Germany.It was built as "a sustainable model district"[citation needed] on the site of a former French military base named after Sébastien Le Prestre de Vauban, the 17th century French Marshal who built fortifications in Freiburg while the region was under French rule. Construction began in 1998,and the first two residents arrived in 2001.