Philippines rooms
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Ifugao rice terraces Stone-walled rice ponds on the Cordillera, dated at 2,000 years by the World Heritage listing and after about 1500 CE by radiocarbon from the walls. -
Laguna Copperplate A copper sheet dated Saka 822, 900 CE, found in the Lumbang River in 1989, written mostly in Old Malay and clearing a gold debt.