Turkmenistan11 Jun 2021Who lit the Soviet's 'Gates of Hell'?Known as "The Gates of Hell", a massive molten pit in the Turkmenistan desert has been spewing fire for decades – but its origin is considered top-secret.11 Jun 20217 Sep 2020A mystery in Asia's forgotten desertIn one of the world’s least-visited corners, thousands of ancient stone dwellings dot the landscape, baffling archaeologists.7 Sep 2020