Concordia (Karakoram) altitude, water should be obtained from clear water sources and brought to a rolling boil, or purified before consumption. In 1890, Robert Lerco was the first reported person to reach Concordia, followed by William Martin Conway in 1892. Notable peaks in this area include: Concordia (Karakoram) Concordia () is the name for the confluence of the mighty Baltoro Glacier and the Godwin-Austen Glacier, in the heart of the Karakoram range of Pakistan. It is located in Baltistan region of Pakistan. The name was applied by the English mountaineer Aleister Crowley during the 1902 Eckenstein/Crowley attempt on K2 (see Confessions of
Three Cups of Tea cup of tea, you become family..." In April 2011, critiques and challenges of the book and Mortenson surfaced. Author Jon Krakauer alleged that a number of Mortenson's claims in the book are fictitious and accused him of mismanaging CAI funds. In 1993, mountaineer Greg Mortenson attempted to climb K2, the world's second highest mountain, located in the Karakoram range of Gilgit-Baltistan, as a way of honoring the memory of his deceased sister, Christa. As a memorial, he had planned to lay her amber necklace on the summit of K2. After more than 70 days on the mountain, Mortenson and three