12 Things to See and Do in Museum Paleis Het Loo | All You Need to Know Before Visiting Het Loo Palace, Apeldoorn, the Netherlands

At first glimpse, the Dutch royal family’s Versailles-like handsome baroque summer palace of ‘Het Loo’ (meaning “clearing in the woods”) seems just as it was when it was built during the 17th century in the middle of the woodlands of Apeldoorn, in the province of Gelderland in the Netherlands. But 10 meters underneath the courtyard, an injection of engineering expertise spanning 5,000 square meters and costing €171m has created an extraordinary underground Spanish Macael marble museum that showcases the history of the House of Orange.