ID 168535112 © Fulcanellli | 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.:
2019 attraction beautiful castle cave cavern crowd crystal dark deep defend formation fort geological geologist geology grad grotto guide icicles inside interior karst landscape light limestone medieval mexico mineral mountain nature park passage pillars postojna renaissance resources rock secret slovenia sloveniadecember speleology stalactite stalactites stalagmite stone tourism touristic tower trails train travel tunnel underground wall water