Rjukan has long been a tourist centre, attracting visitors owing to its fantastic scenery and outdoor attractions. It is also famous for being the site of the Nazis experiments with "heavy water" designed to give them atomic power and weaponry. The two hour guided tour takes you through the events of February 1943 when nine Norwegian saboteurs famously destroyed the German’s embryonic nuclear capacity. You will also learn about the fascinating history of the region. Children who complete the tour receive a special certificate.