Caramoan Crystal Cave is a small cave that is composed of natural limestone rock formation. These stalactites and stalagmites have been formed through thousands of years of mineral deposition. We offer a FREE TOUR to the Caramoan Crystal Cave on our clients who have availed of the Extreme Tour Package. Caramoan Crystal Cave is only Offered EXCLUSIVELY by Caramoan Travel and Tour Services/Pasahero Booking Travel and Tours Services. There are NO other Caramoan Travel Agents that have access to the said crystal cave.