On the tiny island of Slotsholmen is the Danish seat of government and an attraction that should be top on any visitor's agenda. 

Christiansborg boasts more than 800 years of history and today, the palace is home to the Parliament, the Prime Minister's Office, and the Supreme Court. 

In addition, several parts are still used by the Royal House, although thankfully, much is open to the public. Occupying the site where Bishop Absalon built the earliest fortifications of the city in 1167, the ruins of the bishop's castle and the medieval fortress were discovered when the present palace was under construction