Deep beneath the arid Mexican landscape a hidden chamber houses titanic crystals the size of trees in a realm of wonder. In April 2000 miners working nearly 1000 feet underground at the Naica Mine in Chihuahua accidentally uncovered the Cave of Crystals. Within its gallery colossal selenite formations over 36 feet long and weighing up to 55 tons tell a story of mineralrich water heated by magma over 500000 years. Extreme heat and humidity require special gear and in 2015 the cave was allowed to

23K views · 248 reactions | Pihl Logging houses their business in western Oregon. Get an aerial view of their work space. | Ax Men on History | Facebook

424K views · 2.9K reactions | فديو لطريقة لعمل نهايه الاطراف في كابلات الجهد المتوسط بطريقه احترافيه | كهرباء منزليه | Facebook