Enjoy four Scandinavian capitals on a 12-night tour, traveling by train and overnight cruise ships. Discover Copenhagen, Denmark’s capital, with visits that include Tivoli, the Danish Parliament at Christiansborg, and Amalienborg Palace. Take an overnight cruise to Oslo, the vibrant capital of Norway, where you walk through Vigeland Sculpture Park and see attractions such as Royal Palace Park. Next, travel by train to Gothenburg, Sweden, for some sightseeing, before continuing to the capital, Stockholm. Sights include Gamla Stan (Old Town) and Stockholm City Hall. Finally, cruise to Helsinki, Finland’s capital, where the tour includes Suomenlinna Maritime Fortress and the Helsinki Zoo. Spend a day exploring at your leisure before returning to the US. Starting from $4160, including air from New York City.