The time machine - Imagination Unlimited

Take a look at some quick facts about the project:20-year work-in-progress;A team of 7,000 physicists from more than 80 nations;27 kilometers in circumference, 175 meters underground;Each tunnel is big enough to run a train through it;Temperatures generated: more than 1000,000 times hotter than the sun's core;Superconducting magnets are cooled to a temperature colder than in deep space.