Leonard can only bring one guest on a trip to see CERN’s Large Hadron Collider (the world’s largest and highest energy particle accelerator) in Switzerland on Valentine’s Day.
Views: 6502
Serie: The Big Bang Theory
Director: Mark Cendrowski
Episode Title: The Large Hadron Collision
Duration: 00:21 21min
Air Date: 2010-02-08
Year: 2010
IMDb: 8
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