Trondheim end of the war, around 80 Jews returned to the city. Out of the 135 individuals sent to Auschwitz, only five remained in Norway. It is unclear how many others, if any, survived. The synagogue was repaired in 1947. In May 1997, a Jewish museum was opened in Trondheim. At the turn of the 21st century, 120 Jews were living in Trondheim. Trondheim is situated where the River Nidelva meets Trondheim Fjord with an excellent harbour and sheltered condition. The river used to be deep enough for most boats in the Middle Ages. An avalanche of mud and stones made
Metropolitan City of Cagliari 470 km² are covered by forests, lagoons, ponds and salt marshes, the really populated area is 777.8 km². So the real population density rises to 553 Inhab./km². In 1861, the municipalities of the current metropolitan city had 67,063 inhabitants, while the city proper had 33,491. Since then the city had a population growth of 461%, while the metropolitan municipalities as an all had an increase of 644%. In that year Cagliari had a population that was the 50% of the metropolitan area, while now it is only the 36%. According to 2014 data from the Ministry of Economy and Finance,