Pakistan Karakoram, Hindu Kush, and Pamir mountain ranges (see mountains of Pakistan), which contain some of the world's highest peaks, including five of the fourteen eight-thousanders (mountain peaks over ), which attract adventurers and mountaineers from all over the world, notably K2 () and Nanga Parbat (). The Balochistan Plateau lies in the west and the Thar Desert in the east. The Indus River and its tributaries flow through the country from the Kashmir region to the Arabian Sea. There is an expanse of alluvial plains along it in the Punjab and Sindh. The climate varies from tropical to temperate, with
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