Klassiek achter de Duinen is a yearly returning chamber music festival, which takes place every September in the Hague. Over the course of a long weekend, concerts take place throughout the city centre. In a festival program that varies from the golden standards of chamber music to exciting new performance concepts, every classical music lover will find something to their liking. The artistic leaders are violinist Pieter van Loenen and pianist Tobias Borsboom, who bring together a group of outstanding musicians every year. Since its founding in 2021, Klassiek achter de Duinen has grown into an indispensable addition the the Hague cultural season.