ID 76229803 © Oppdowngalon | 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.:
adventure ancient black cave cavern caving dark darkness deep entrance exit exploration explore exploring extreme geologic ground group hanging hole inside light mountain mystery national natural nature old rock shadow stalacmite stalactite stone tourism travel tunnel underground vertical wall