San Clemente, El Petén
... that the ancient Maya ruins of San Clemente, El Petén, in Guatemala include a two-storey palace structure and two Mesoamerican ballcourts?
... that the ancient <a href="./Maya_civilization" id="mwBsE" rel="mw:WikiLink" title="Maya civilization">Maya</a> ruins of <b id="mwBsI"><a href="./San_Clemente,_El_Petén" id="mwBsM" rel="mw:WikiLink" title="San Clemente, El Petén">San Clemente, El Petén</a></b>, in Guatemala include a two-storey palace structure and two <a href="./Mesoamerican_ballcourt" id="mwBsQ" rel="mw:WikiLink" title="Mesoamerican ballcourt">Mesoamerican ballcourts</a>?