Chimney Hill in Pontotoc County, Oklahoma was a landmark on the old California Road. It was identified on old maps as Natural Mound. Its prominence made it a major reference point for many surveys and in 1920 it became the site of the United States Coast and Geodetic Survey Mound Triangulation Station.
External links
- "Chimney Hill". Geographic Names Information System. United States Geological Survey. Retrieved 2013-01-05.
- Map: 34°40′54″N 96°45′25″W / 34.68167°N 96.75694°W / 34.68167; -96.75694
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