The document provides a link to a reading about an ancient Mayan city called Xcoch and cave system they used. It includes a chart to fill out with key details from the reading like the cave's location, the Mayas' uses of it, important buildings in the city, the time period it was used, jobs of archaeologists involved in excavations, the city's water source and time of abandonment. It also features pictures to identify vocabulary terms from the reading related to Xcoch.