Sunduki is called the Siberian Stonehenge, yet its site is older than the British standing stones, and arguably 'more mysterious'.
Does a spooky event in New England 238 years ago hold the clue to the eerie blackness that descended one week ago in Siberia?
Stunning pictures as shamans from around the world gather in Sayan Mountains.
Scientists rush to site of latest tundra eruption - which formed a crater 50 metres deep - amid fears for homes and key industrial sites.
Student ran away to Syria with sinister 'recruiter' who wanted her as his 4th wife: now she posts 'vile' messages praising Airbus and Paris terrorists.