Various cave systems occupy the province, which include the grand Bathala Cave; the newly discovered San Isidro Cave with its complex subterranean river; and Talao Caves with its 12 series of caves overlooking the western part of the island.
Varios sistemas de covas ocupan a provincia, que inclúen a gran cova de Bathala; a recentemente descuberta cova de San Isidro co seu complexo río subterráneo e as covas de Talao coas súas 12 series de covas que pasan por alto a parte occidental da illa.