The resort has several pools, bars, and restaurants. Once you check in, you will be given access to a link to where you can make reservations at all the restaurants for dinner. Also, when you check in, you will be able to book excursions though the resort's trusted partner. Note - If you book an excursion, please refrain from booking anything for the day of the wedding.
If you wish to explore beyond the resort, please see the below link. Chichén Itzá is the main Mayan pyramid that is a few hours away from the resort. Note - It is not recommended to leave the resort the day of the wedding.