Black Chasm Cave Black Chasm Cavern are derivative of the marble bedrock, containing primarily calcium or calcium carbonate (CaCO3). There are a variety of formations in Black Chasm Cavern, including stalactites, stalagmites, columns, flowstone, draperies, ribbons, angel's wings, cave bacon, soda straws, helictites, false floors, and others. Black Chasm Cavern is home to amphipods, which live in the lakes of the cave. The amphipods are adapted to life without light, having no pigmentation or eyesight. Also living within the cave, and adapted to total darkness, is the Banksula grubbsi arachnid. Related to the harvestman, the Banksula grubbsi has a multi-segmented body that appears
Gupteswor Cave, Parbat longest caves in Nepal. Most of the inside part of the cave is made up of deposition of calcium carbonate dissolved from surrounding limestone, with ground water which is a general concept of forming most of the cave. All statues and all portraits which can be seen inside the cave are natural. Chaite Dashain and Mahashivaratri are the most important days to visit the Gupteswar Cave for the Hindu prayers. Many species of bats inside the cave are also an attraction for visitors. It is located 15 minutes walking distance from the Kusma city, about from the Pokhara city and