Tunnel location
The illustration shows the location of the 27km long tunnel (blue) below the Swiss-French border. The experiments will take place in different subterranean caverns connected to the surface by 50 to 150 long shafts. (Picture: Philippe Mouche, 1. September 2006)
Philippe Mouche
Transfer tunnel
Engineers work in the transfer tunnel. (picture: Cern, July 1, 1999)
cern
Titan tunnel
Diggers make room for the LHC.
Patrice Loiez
Superconducting magnet
The last of 1,746 superconducting magnets is dropped through a shaft into the LHC tunnel. (Picture: Maximilien Brice, 26. April 2007)
Maximilien Brice
Electronics check
An engineer checks the electronics of an instrument used to decrease the magnet's temperature. (Picture: Brice/Marcello, 15. Oktober 2007)
Brice/Marcelloni
900-ton disc
It takes ten hours to put the giant disc into position.
Maximilien Brice
Deep freeze
A scientist checks the functions of a space that can be cooled to -180°C.
Claudia Marcelloni
Art and science
A data simulation in the detector Atlas.
Atlas experiment
The world's largest and most expensive science project.
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