The BBC is reporting on a site in Peru known as the Thirteen Towers. The thirteen notches line up with where the sun sets throughout the year.

http://news.bbc.co.uk/2/hi/science/nature/6408231.stm

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This entry was posted on Thursday, March 1st, 2007 at 1:42 pm and is filed under Clock of the Long Now. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.