![Looking toward the entrance of an ice cave while being 500 metres under a glacier; Iceland Stock Photo - Alamy Looking toward the entrance of an ice cave while being 500 metres under a glacier; Iceland Stock Photo - Alamy](https://c8.alamy.com/comp/T74EXF/looking-toward-the-entrance-of-an-ice-cave-while-being-500-metres-under-a-glacier-iceland-T74EXF.jpg)
Looking toward the entrance of an ice cave while being 500 metres under a glacier; Iceland Stock Photo - Alamy
![35,000 years of recurrent visits inside Nerja cave (Andalusia, Spain) based on charcoals and soot micro-layers analyses | Scientific Reports 35,000 years of recurrent visits inside Nerja cave (Andalusia, Spain) based on charcoals and soot micro-layers analyses | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-023-32544-1/MediaObjects/41598_2023_32544_Fig1_HTML.jpg)
35,000 years of recurrent visits inside Nerja cave (Andalusia, Spain) based on charcoals and soot micro-layers analyses | Scientific Reports
![Just a warning for your Black/White run. This guy is a potential run killer. This guy in Chargestone Cave has an Archen that knows Acrobatics (no item). Archen is really fast and Just a warning for your Black/White run. This guy is a potential run killer. This guy in Chargestone Cave has an Archen that knows Acrobatics (no item). Archen is really fast and](https://i.redd.it/jus9ig4610h71.jpg)
Just a warning for your Black/White run. This guy is a potential run killer. This guy in Chargestone Cave has an Archen that knows Acrobatics (no item). Archen is really fast and
![The World's Longest Cave System is in Kentucky and it's a Wild Ride | Travel and Exploration | Discovery The World's Longest Cave System is in Kentucky and it's a Wild Ride | Travel and Exploration | Discovery](https://discovery.sndimg.com/content/dam/images/discovery/fullset/2022/3/22/GettyImages-1335760991.jpg.rend.hgtvcom.1280.1280.suffix/1647972181113.jpeg)