ID 274953473 © Mino21 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
underground tourism subterranean stone stalagmite stalactites stalactite speleology speleologist silence rock nature natural mineral limestone light karst italy indoor grotte castellana gorgeous geology formations formation dripping deep darkness dark claustrophobia chamber cavern cave calcite beauty beautiful attraction yellow shadow lights