Directory of Resources for Research on Puerto Rico: Comprehensive virtual library, in English and Spanish, with sections about history, politics, culture, Vieques, the economy, general reference, media and many others.
Puerto Rican Life: Explores the culture focusing on, but not limited to, Puerto Ricans living in the United States.
Welcome To Puerto Rico: A wide scope of information pertaining to the island, its culture and people, the many municipalities and towns.