Alchi Monastery topographic conditions, only two survived, one of them the esteemed scholar and translator Rinchen Zangpo who established Buddhist activity in the Ladakh region and other areas of India including Himachal Pradesh and Sikkim. During his sojourn there, he also went to the neighbouring countries of Nepal, Bhutan and Tibet. Zangpo became known by the epithet "Lohtsawa" or the "Great Translator"; he is credited with building 108 monasteries in the trans-Himalayan region in his quest to disseminate Buddhism. He institutionalized Buddhism in the region; these monasteries are considered the mainstay of Vajrayana of Tibetan Buddhism (also known as Lamaism). Zangpo engaged
Schools of Buddhism religion in Asia. From a largely English-language standpoint, and to some extent in most of Western academia, Buddhism is separated into two groups at its foundation: Theravāda, literally "the Teaching of the Elders" or "the Ancient Teaching," and Mahāyāna, literally the "Great Vehicle." The most common classification among scholars is threefold, with Mahāyāna itself split between the traditional Mahāyāna teachings, and the Vajrayāna teachings which emphasize esotericism. The "Macmillan Encyclopedia of Religion" distinguishes three types of classification of Buddhism, separated into "Movements", "Nikāyas" and "Doctrinal schools": The terminology for the major divisions of Buddhism can be confusing, as Buddhism is