During The exhibition Schnittstellen, IS-projects is open to visitors on every day between 12 and 17h but only after appointment. On Sunday, we are open between 14 and 17h. Last day: October 30.
Please call +31(0)715149882 for appointment.

October 3 is the day that Leiden people people celebrate the liberation after the siege from the Spanish during the 80 years war. This is the biggest day of the year, around here. IS-projects will be closed.