الربع الخالي
Following his passion for boat journeys, he has sailed up or down the Amazon, Congo, Irrawaddy, Niger, Nile and Yangtze Rivers, and crossed the Pacific from east to west. He has traversed the Andes, the Himalaya, the Hindu Kush, the Karakoram, the Pamir and the Tian Shan, and has travelled through the Atacama, the Negev, the Rub' al Khali, the Sahara and the Taklimakan.