Hall and its many rides and restaurants. 163 Radisson Blu Royal Hotel, built by Danish architect and designer Arne Jacobsen for the airline Scandinavian Airlines System (SAS) between 19 was once the tallest hotel in Denmark with a height.60 m (228.3 ft) and the city's only skyscraper until 1969. 45 However, 18 of the 26 political prisoners in the Shell Building managed to escape while the Gestapo archives were completely destroyed. Recent years have seen a boom in modern architecture in Copenhagen 135 both for Danish architecture and for works by international architects. 21 Christian IV also sponsored an array of ambitious building projects including Rosenborg Slot and the Rundetårn. Kjaer, Michael; Krogsgaard, Michael; Magnusson, Peter; Lars Engebretsen, Harald Roos, Timo Takala, Savio L-Y. In 1840, Copenhagen was inhabited by approximately 120,000 people. Kiruna - A mining town in Lappland, and the northernmost city in Sweden.