Copenhagen’s collection of castles are one of many reasons it’s renowned as the “Royal City. “ Home to one of the world’s oldest monarchies, venture through one of Europe’s treasure troves of decadence. Your tour includes a stop at Rosenborg Castle, which was once the royal family home but now serves as a museum. As well, visit Christiansborg Palace which is the base of the executive, legislative, and judicial powers of Denmark, unique in the world due to this concentration. At the same time, it is still often used for royal events by the Danish monarchy. Drive towards Nyhavn, the iconic waterfront lined with colorful 17th-century townhouses, with a photo stop at King’s New Square nearby before returning to the pier. This tour is provided by an operator that has been third-party certified to meet the Global Sustainable Tourism Council’s Criteria for Tour Operators.