Mar Caribe PR is a Horseback Riding company that offers rides on the picturesque island of Vieques. Always focusing on the horse well-being, Mar Caribe allow us to enjoy the natural beauty of Vieques. Our trails give our participants the opportunity to immerse themselves in the local culture while enjoying the panoramic views from the hills and beaches of the Caribbean Island. Explore and Adventure. We provide a slow, steady and relaxed pace guaranteeing the safety and welfare of our clients, preserving and respecting the local, natural and cultural Island and ensuring you achieve a memorable experience in Puerto Rico.