Sleek hotel with swimming pool beside oslo central station by central station the tallest building in the capital radisson blu plaza hotel oslo is located across the street from the citys central station where you can also catch trams and t banen if youd rather explore the city on foot its a 12 minute walk from the hotel to karl johans gate oslos modern stadium on the other side of the hotel youll find oslo spektrum the most exciting venue in the city and home to immense concerts and