Britain's secret listening post based in the Middle East is revealed in Snowden leaks

Site accesses web traffic by tapping into underwater fibre optic cables

Operation is part of GCHQ scheme to monitor communications around world

The exact location of the base has not been reported

Read more: http://www.dailymail.co.uk/news/article-2400702/British-surveillance-facility-based-Middle-East-revealed-Snowden-leaks.html#ixzz2co2pOlqt