Even though Cartagena is situated on the Caribbean Coast, the beaches within the city leave a lot to be desired. We kept hearing people talk about Playa Blanca and its white sand, so we were sold. Below, we’re sharing an excerpt from our travel journal so you have an idea of what a day trip to the Rosario Islands entails, and you can decide for yourself whether or not this experience is for you. Playa Blanca on Rosario IslandTravel Journal Entry, February 2014Since our beach day at Bocagrande wasn't exactly what we were expecting — think cigarette butts everywhere, dirty waters, nearby traffic and annoying vendors! — we decided to make a day trip to the Rosario Islands to relax on the famous white sand beach of Playa Blanca.