Isla de Mona is one of the most popular historical islands near Puerto Rico for its rich ancient historical artifacts, caves, and archaeological sites. The untouched island lacks restaurants and hotels but is the best place for hiking, trails, and camping sites. Exploring the caves of Isla de Mona and visiting the lighthouse as well as the shipwreck sites is a popular thing to do as a tourist. A 4-hour boat ride is the best option to reach the island whereas it's required to have a 1-day visitor’s permit from the DRNA to stay overnight on high tides.