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	Unai Achugao Archaeological Site
	U.S. National Register of Historic Places
Nearest city	Punton Achugao (Achugao Point), Saipan, Northern Mariana Islands
Area	less than one acre
Built	3470BCE
NRHP reference No.	96000825
Added to NRHP	August 8, 1996

The Unai Achugao Archaeological Site is a major archaeological site on the island of Saipan in the Northern Mariana Islands. This site is one of the first sites at which reliable radiocarbon dates were acquired for the early habitation of the island, which were dated to about 3500 BCE. Excavations at the site also yielded more than 3,000 pottery fragments, which were used in the early classification of pottery types in the region. The site also included a nearly-intact habitation surface which was protected by a fossilized coral reef.^[2]

The site was listed on the National Register of Historic Places in 1996.^[1]

References

^ ^a ^b "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
^ Kirch, Patrick Vinton (2000). On the Road of the Winds: An Archaeological History of the Pacific Islands Before European Contact. Los Angeles: University of California Press. pp. 170–171. ISBN 9780520928961.