The Great Adventure Treks & Expedition (P) Ltd is here to give you the best leisure and adventurous holidays in Nepal and across the border Tibet, Bhutan and in India, located in the land of the high Himalayas, raging glacial rivers, deep valleys, lush green jungles, varied rich culture with age old traditions your booking with us starts from the hub of Kathmandu in the shade of the high Himalaya, cultural heritage site.