The Underground Paradise of Rio Secreto - Playa del Carmen, Mexico. Rio Secreto is a huge system of caves near to Playa del Carmen, Mexico. Over many many centuries an underground river of pure water has been carving out pure beauty beneath.
The cruise tour to the caves starts from Albufeira Marina in the city of Albufeira. During the cruise you will have the opportunity to discover fantastic caves such as Cathedral cave and other - Portugal (via Benagil Cave, Algarve, Portugal
Sea Cave, Malta Sea caves or the Blue Grotto are located on the island of Filfla in Malta. These caves are popular for their beauty and their location when combined with the sunrise, leads to beautiful shades of blue in the water.