The Royal Concertgebouw is one of the world's most famous concert halls renowned for its exceptional acoustics. With 700 concerts a year the Concertgebouw offers a varied programme featuring leading international musicians, orchestras, and conductors. The hall functions as a home base for the Royal Concertgebouw Orchestra, one of the very best orchestras in the world. Time and time again, critics have lauded its unique sound, which clearly stands out among thousands of others. Behind-the-scenes tours provide a look into the concert hall's rich history. There are scheduled tours three times a week and for groups available on request. From September to June at 12:30pm. Every Wednesday, there is a free 30 minute concert in the Concertgebouw. Due to the popularity of these concerts it is recommended to arrive at least 45min before the concert.