Mesoamerican ballcourts
...that the 1300 identified Mesoamerican ballcourts used for playing the Mesoamerican ballgame (see drawing) were all built in the same basic shape despite a span of 2700 years?
...that the 1300 identified <b id="mwAXM"><a href="./Mesoamerican_ballcourt" id="mwAXQ" rel="mw:WikiLink" title="Mesoamerican ballcourt">Mesoamerican ballcourts</a></b> used for playing the <a href="./Mesoamerica" id="mwAXU" rel="mw:WikiLink" title="Mesoamerica">Mesoamerican</a> <a href="./Mesoamerican_ballgame" id="mwAXY" rel="mw:WikiLink" title="Mesoamerican ballgame">ballgame</a> <i id="mwAXc">(see drawing)</i> were all built in the same basic shape despite a span of 2700 years?