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Gargaon (Pron:/gɑ:ˈgɑ̃ʊ/) was the capital of the Ahom kingdom for many years. It was built by the Ahom king Suklenmung (Gargoyaan Rojaa) in 1540. It lies 13 km east of present-day Sivasagar town. The palace structures were made of wood and stones.