Happy World Heritage Day.
April 18 is the International Day for Monuments and Sites,
proposed in 1982 by the International Council for Monuments.
#WorldHeritage #MonumentsDay #Guachimontones #Mexico #Panoramio photoshare https://web.archive.org/web/20161102065636/http://www.panoramio.com/photo/124264546
International Council on Monuments and Sites
https://www.icomos.org/en