Explore the land of the Vikings and European maritime history with a tour of Denmark. Today the colorful port, Nyhavn, is a bustling entertainment district of the Danish capital, Copenhagen, where you will find the Opera House and nearby Amalienborg, the Danish royal palace, and Rosenborg Castle, originally a summer home for Christian IV.  In Tivoli Gardens, discover the world’s second-oldest still operating amusement park. The iconic Little Mermaid sculpture rests on a rock overlooking the water on the Langelinie promenade. In Odense, visit the home of Hans Christian Andersen. The country’s second largest city, Arhus, discover world-class modern art and stop in Old Town, an open-air town museum that recreates buildings from the 16th century onwards.