Access and Covid-19

The site has several access doors, you can find them here:

“Wearing the mask is mandatory at CERN sites beyond 8 years.”

All staff, as well as staff from contracting companies, must have successfully completed the COVID-19 Security Course in order to access CERN sites.

For outsiders, please contact the secretariat of Le Jardin des Particules if necessary to know the procedure to follow.

All updated information on CERN safety rules following the COVID-19 pandemic is available at

The Direction of Le Jardin des Particules implements the sanitary instructions recommended by the authorities as the health situation evolves and communicates them directly to the parents for their implementation.

We thank all the actors, parents, staff and children, for their collaboration in this matter and their understanding.