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
Buddhism in Himachal Pradesh in the trans-Himalayan region to spread Buddhism, which are considered as the main stay of Vajrayana of Tibetan Buddhism (also known as Lamaism). He institutionalised Buddhism in this region. Zangpo had engaged Kashmiri artists who created wall paintings and sculptures in these legendary 108 monasteries; only a few of these have survived in Himachal Pradesh namely, the Lhalung Monastery, Nako Gompa in Spiti and Tabo Monastery in Spiti, the last named monastery is known as the Ajanta of the Himalayas. In Himachal Pradesh, apart from these ancient Buddhist monasteries set up by Zangpo, his contemporaries of other Buddhist sects built