Looking for travel information about Rio Grande? Explore the best travel advice on Rio Grande, Puerto Rico. After your splendid visit to Rio Grande, you can proceed to an important near-by city of Aguadilla. Attractions in Aguadilla include Old San Juan, San Juan National Historic Site, Castillo De San Cristobal. If you want to fly to the destination, you can choose the nearest major airport to take a flight. The nearest major airport is Rafael Hernández Airport. 1-2 days is an ideal duration of visit to Rio Grande.