Only a small portion of this ancient Studying centre has become excavated till date, as most of it lies buried less than contemporary civilization, making even more excavations almost impossible. Stupas at Borobudur Temple. The Borobudur Temple Compounds was developed with about 2 million cubic ft of grey volcanic stone. https://advicebookmarks.com/story25506585/the-ultimate-guide-to-borobudur-restoration-story