Nerve centre: Super-servers which act for storage for many companies are also used by WikiLeaks to store its information
U-boat back-up: Submarine engines are used as emergency generators at the Bahnhof internet service provider, in Stockholm, Sweden
Chilly reception: The bunker, drilled into granite under the Vita Berg Park, could withstand a nuclear attack
Plant life: The offices feature lunar-landscape flooring, glass corridors and a ‘floating’ conference room
Space age: Under Swedish law, WikiLeaks founder Julian Assange cannot be prosecuted for publishing the sensitive information
