Watch Coral, Heart of The Ocean (1970) : Full Movie Online Free Tubbataha Park in the Philippine Archipelago, is one of the best-preserved coral reefs in the world. Registered as a UNESCO heritage site, this marine park is a model for sustainable development and a true laboratory of the future. Fervent advocate of environmental protection, Prince Albert II of Monaco joins this expedition and visits the heart of Tubbataha to raise awareness among local children to the wealth and fragility of their little paradise.