2/5 Will Self continues his 50km walking tour of the Large Hadron Collider at CERN near Geneva
Susan Hulme reports from Westminster.
Sean Curran reports from Westminster.
3/5 Will is still baffled and decides to issue an ultimatum to his CERN hosts.
4/5 After an ultimatum to his hosts, Will receives a crash course in particle physics.
5/5 Visiting Voltaire's chateau and an abandoned Cern experiment puts Will in a pensive mood.