There are two main areas involved in a visit to the Data Centre:

Reservation is compulsory for any visit to the Data Centre areas in order to avoid tour-group clashes, and also to respect fire hazard/safety limits in these zones.

Standard Visits

Standard visits of the general public, schools, non-scientific associations etc., should go through the CERN Visits Service (Tel: 78484, Email: who will take care of reserving the Data Centre.

Note that the standard times for visits by the Visits Service are 11h00-12h00 and 16h00-17h00 everyday and Saturday.

VIPs, academic, industrial partners etc

See  'Access and Bookings' under 'DataCentre VisitPoint' in the left-hand menu (it's access-controlled so you may need login to this site using your CERN credentials if menu entry not visible).

Reminder of the safety rules for the Data Centre

  • Maximum number of visitors at any one time (including 1 or 2 guides per group) is:
    • 25 in the Data Centre VisitPoint room;
    • 19 in the Gallery and 25 in the Museum;
    • 19 in the Data Centre (VIP visits only)
  • Visitors must stay together with the guide at all times – no wandering permitted.
  • Access to the DC is only possible with guides (staff) who have followed the correct training and have sufficient access rights on their CERN access cards.
  • Minimum age of visitors:
    • For the DataCentre Visitpoint: 10 years old;
    • For inside the Data Centre: 13 years old, and under 16's must be accompanied by an adult.