Asia is one of the best regions to travel since most Asian countries have over 2500 years of history. therefore, we have lot of things to discover and see. there are large number of technological building and cities has became ruins now, sometimes the technologies they have used to build those are unpredictable. as an example they have build statue and furniture using stones but when we observe carefully they have made it by using some kind of stone clay. but in this modern technology there is no any technology to convert stone in to kind of soft clay. and the methodological techniques that they used is amazon you can realized that just come and visit Sigiriya in Sri Lanka and ruins city in ancient Polonnaruwa, Anuradhapuraya. those are civilized before 2500 years...
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