Puerto Rico Guest® A Travel & Sports®, Inc. MasterGuide™ to Puerto Rico, © 2008 Select Language English | Español | Deutsch | Francais | Portugues Expert Help | Email this page | 34865 | Packages / Coupons / Auctions | Create Your MasterGuide™ | Advertise Iglesia Nuestra Señora de Las Mercedes > Puerto Rico > San Lorenzo > Attractions & Sights 787-736-2571 787-736-1213FX Plaza de Recreo Luis Muñoz Rivera. One of the oldest churches in Puerto Rico and a historic national monument. Built in 1737 and renovated to its current form in 1887. All photos © by their respective owners. Photos may not be reproduced in any form without the owners written permission. Symbol Key: Sponsors, Attractions & Sights.