On the Southern border of the Netherlands, in the fairy tale like province of Limburg, is the vibrant city of Heerlen. Here in the Euregion, with close ties to Belgium and Germany, you will find one of the most beautiful meeting locations. Welcome to TerWorm Castle. The fully restored castle on the TerWorm estate is home to a secluded and exclusive hotel, operated by the world- renowned Van Der Valk Hotels group and is ideal for business meetings, conferences or a corporate retreat. “During the day you can hold meetings and in the evening you can regenerate in the chateau or enjoy a marvellous evening in Heerlen.