Photo credit: Bored Panda
Bahnof’s – a Swedish ISP – main data center is located in central Stockholm, but what really sets “Pionen White Mountains” apart is that it’s located 30 meters under the granite rocks of the Vita Berg Park in Stockholm. This was a former nuclear bunker during the Cold War, and it took more than two years to blast the 141,000 cubic feet of extra space required fit its backup generators and server racks into the caves. The entire data center spans roughly 1,200 square meters (12,900 square feet) and lighting was a major issue the team faced. Continue reading for more bizarre structures that actually exist. Click here for a few bonus images.