We recommend you come a few days prior to the wedding, or stay a few days after so you can explore a lot of the wonders Puerto Rico has to offer. Here are just a few highlights located in the Metro area.
El Morro
501 Calle Norzagaray, San Juan, San Juan 00901, Puerto Rico
Most popular historic military site in PR, it is a fortress that was in use from 1539 up until WWII. It is a must see when coming to Puerto Rico. Hours of operation between 9AM-6PM, cost of admission is $5.
Castillo de San Cristóbal
San Juan, Puerto Rico, (787) 449-4049
Another important military fort/castle in PR, also a must see.
Museo De Arte De Puerto Rico
299 Avenida de Diego Puerto Nuevo, San Juan, 00909, Puerto Rico, (787) 977-6277
This is the art museum of Puerto Rico, worth a visit.
Plaza las Americas
525 Avenida Franklin Delano Roosevelt, San Juan, San Juan 00918, Puerto Rico
PR's main shopping mall, in case you need something :)