El Fortin Conde de Mirasol
- This museum is located in Vieques Island on a prominent hill that overlooks the town of Isabel II. It is a typical example of the XIX century Spanish fortification system.
- http://enchanted-isle.com/elfortin/

Pablo Casals Museum
- Located in Old San Juan, this museum houses hundreds of recordings and video tapes of this composer and his annual festivals.
- http://members.aol.com/boriken01/casals.htm