The Crystal Cave – Mexico

Dougal Jerram and Michael Usher have just returned from a spectacular and perilous journey to the centre of the earth, to a magical place known as the Crystal Cave. To reach it, they descended underground, deep into the deadly heart of a Mexican lead mine. The furnace-like heat and soaring humidity there can kill you [...]

By | 2017-02-11T14:31:55+00:00 May 19th, 2016|Volcanic Crystals|0 Comments