Calling Dr. Jones: Discovery of #stonemonument at El Perú-Waka' adds new chapter to ancient Maya history

Phys.org (@physorg_com) tweetou às 11:20 AM on qua, Jul 17, 2013: Discovery of #stonemonument at El Perú-Waka' adds new chapter to ancient Maya history http://t.co/GmYM0D5Wam @wustl (https://twitter.com/physorg_com/status/357444595396771840) Adquira o aplicativo oficial do Twitter em https://twitter.com/download