On Sunday, July 26, 2026, "Spring in de Stad" will once again transform Delft into one giant jumping paradise full of action, fun, and movement. Bouncy castles, obstacle courses, and spectacular attractions for young and old will appear throughout the city. After a successful edition, the event returns with even more energy, challenge, and excitement. From families and groups of friends to sporty daredevils: everyone is welcome to jump, climb, slide, and experience a unique day together.