Given its isolation, a good distance from any town of significance, the vast and incredibly well-preserved Mesoamerican city of Cantona is virtually unknown to travelers. With 24 ball courts discovered, this is now believed to have been the biggest single urban center in Mesoamerica, stretched over 12 sq km in an ethereal lava-bed landscape dotted with cacti and yucca and enjoying incredible views of Pico de Orizaba to the south.