Discover the full scale and wonder of CERN’s monumental experiments. Find out what is happening at the Large Hadron Collider and meet the people who build and operate this extraordinary machine.

Microcosm underwent a major revamp in 2015.

Today, the 500m2 of exhibitions take visitors on a journey through CERN’s key installations. Follow the path of the particles from a bottle of Hydrogen, through the network of accelerators and on to collision inside vast experiments.

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Please read the important instructions below.

All visitors must carry their identity card or passport when visiting CERN exhibitions.
Luggage is not allowed anywhere at CERN.
Smoking is not allowed anywhere at CERN.
Pets are not allowed anywhere at CERN.
Eating and drinking is not allowed inside exhibitions.

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