K2: Siren of the Himalayas K2: Siren of the Himalayas K2: Siren of the Himalayas is a 2012 American documentary film directed by Dave Ohlson. The film follows a group of climbers during their 2009 attempt to climb K2, chronicling the climbers' attempt to surmount the peak on the 100-year anniversary of the Duke of Abruzzi’s landmark K2 expedition in 1909. The film also delves into the history and geography of the Karakoram mountain region. The film was shot in Pakistan in the summer of 2009. Director Dave Ohlson made the trek to climb K2 with elite alpinists Gerlinde Kaltenbrunner (2012 National Geographic Explorer 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