India's deepest shaft cave Krem Um Ladaw has been discovered in Meghalaya's East Khasi Hills district during the annual 'Caving in the Abode of the Clouds Expedition'. The cave has a 105 m deep shaft entrance passage, Meghalaya Adventurers' Association General Secretary Brian Kharpran Daly said. This comes a year after the world's longest sandstone cave was discovered in Meghalaya.