Feel Free to take a walk on the historic side in Europe with Norwegian. Experience the best of Helsinki - both present and past - as you drive through the heart of the modern city to Seurasaari Open-Air Museum that provides a glimpse into 400 years of the region's history and culture. See the top ten highlights of Berlin on a guided tour, including Checkpoint Charlie, Charlottenburg Palace and the Holocaust Museum. Then fall in love with Copenhagen as you journey along its scenic streets to the 17th century Rosenborg Castle, once the summer home for kings, and view the Crown Jewels and Knights' Hall while exploring the grounds.