Adjacent to Binnenhof is Mauritshuis. The mansion was built in 1641 for John Maurice, Prince of Nassau-Siegen and former governor of Dutch properties in Brazil. Since 1822, the Maurice House has been an art museum. On display are the Royal Cabinet of Paintings. This is an extraordinary exhibit of about 200 masters from the 17th century Dutch Golden Age. Among the most popular are pieces by Johannes Vermeer, Rembrandt and Flemish artist Peter Paul Rubens.