Bahnhof AB News

Pionen is a former civil defense center constructed in the White Mountains Södermalm borough of Stockholm, Sweden in 1943 to safeguard essential government functions. It was transformed into a data center by the Swedish internet service provider, Bahnhof. Sweden’s Bahnhof Data Center was officially opened on September 11, 2008, and the company continues to use the facility till now. The building is concealed under the mountain and is secured by a 15.75 in (40 cm) thick door and can o...