The Binnenhof is a complex of buildings in The Hague, Netherlands, serving as the office of the Prime Minister of the Netherlands and the meeting place of the States General of the Netherlands, the country's legislative body. The Binnenhof has a long history, serving as a castle and residence for Counts of Holland and as a palace for the counts and later the monarchs of the House of Orange-Nassau. Today, it is considered one of the most important political centres of the Netherlands and is open to visitors for tours