Top diver’s death casts long shadow over deep beauty of the Blue Hole

The ‘underwater cathedral’ at the edge of the Red Sea is arguably the most perilous diving spot in the world – what lies behind its fearsome reputation?
Read more: https://www.theguardian.com/world/2017/aug/26/blue-hole-red-sea-diver-death-stephen-keenan-dahab-egypt#img-1?source=Snapzu