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Description Winnemucca Lake, NV, USA. Petroglyphs were carved into the tufa structures by prehistoric Native Americans. Radiocarbon dating of tufa laysrs covering the petroglyphs in 2013 showed these to be the oldest known petroglyphs in the Americas. Formal designation: archaeological site 26 Wa 3329, Scale: The tree shaped petroglyph at the left side is aprox. 70cm long, Dating: between 11.300 and 10.500 calibrated years B.P.
Date
Source https://dx.doi.org/10.1016/j.jas.2013.06.022 Fig. 2
Author Larry V. Benson, USGS
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(Reusing this file)
Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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applies to jurisdiction: United States
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Date/TimeThumbnailDimensionsUserComment
current13:21, 25 April 2014Thumbnail for version as of 13:21, 25 April 20143,500 × 2,474 (1.44 MB)H-stt{{Information |Description= Winnemucca Lake, NV, USA. Petroglyphs were carved into the tufa structures by prehistoric Native Americans. Radiocarbon dating of tufa laysrs covering the petroglyphs in 2013 showed these to be the oldest known petroglyphs i...

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