Balsas River
... that the Balsas River valley is regarded as one of the earliest maize growing sites in Mexico, dating from around 9,200 years ago?
... that the <b id="mwGQU"><a href="./Balsas_River" id="mwGQY" rel="mw:WikiLink" title="Balsas River">Balsas River</a></b> valley <i id="mwGQc">(pictured)</i> is regarded as one of the earliest <a href="./Maize" id="mwGQg" rel="mw:WikiLink" title="Maize">maize</a> growing sites in <a href="./Mexico" id="mwGQk" rel="mw:WikiLink" title="Mexico">Mexico</a>, dating from around 9,200 years ago?