7 High Tech Ancestors Owned Nations Indonesia

1. Borobudur: Evidence of technological sophistication and architecture
   Borobudur temple is estimated to have begun was built around 824 AD by the king of Mataram dynasty named Samaratungga. Borobudur temple is very magnificent.
2. Jung Ship Java: Technology giant ship
   Long before Cheng Ho and Columbus, the explorers had crossed the ocean archipelago third globe.
3. Keris: Metal forging technological sophistication
   Long metal technology developed since the beginning of AD in the archipelago. The masters are familiar with a variety of quality metal hardness. Keris has iron forging technology is remarkable for the size of the community in the peast.
4. Buton Palace Fortress: The architecture for defense
   In Buton, Southeast Sulawesi no fortress is built on a hillside area of approximately 20.7 hectares. The fortress is the former capital of the Sultanate of Buton has a fairly unique form of architect, made of limestone.
5. The gale-gale: Traditional Robot Technology Archipelago 
   North Sumatra Batak Toba people in ancient times was able to make a traditional robot known as the gale-gale. This puppet master complex systems straps are made in such a way. Through this retractable rope doll can bend and move the "hand" as to which people like to dance.
6. Pengindelan Tasikardi lake, Banten: Water purification technology sophistication.
   Our ancestors had already developed a water filtration technology. 16th-17th century Sultanate of Banten has built building water purifier to filter water from the reservoir to the palace Surosowan Tasikardi.
7. Karinding: Technology midges with sound waves
   Apparently our ancestors have a traditional wind instrument that serves as entertainment and midges.