Legality of Cannabis by U.S. Jurisdiction The main article for this category is Subterranean waterfall. Pages in category "Subterranean waterfalls" The following 9 pages are in this category, out of 9 total. This list may not reflect recent changes. Subterranean waterfallG Gaping GillM Marvel Cave Mostarska BijelaN Natural Bridge, QueenslandR Ruby FallsS Smoo CaveV VrtiglavicaW White Scar Caves