Summary by @tldr:
Mysteriousness of Borobudur is also recognized by Purnomo Siswoprasetjo who is Managing Director of Taman Wisata Candi (TWC) Brorobudur .
Because the origin of large rocks which forms the basis of making the temple as well as the technology used for lifting and laying the stones to be able to produce a stunning stately building that until now is still an unsolved mystery.
Purnomo (Director of Taman Wisata Candi (TWC) Brorobudur Prambanan Ratu Boko (Persero) which has been mentioned in point 2) also gives his opinion on the alleged Borobudur was built in the middle of this ancient lake.
He also mentioned that the question of the Van Bammelen attract the attention of foreign scientists so as to make them arrive and undertake specific research to uncover the truth of the ancient lake that is still a mystery.
According to Professor of the Faculty of Social Sciences Campus Indonesia, Edi Sedyawati, the bas-reliefs depicting Kamadhatu time before civilized human life.
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