Thank you - those photos are really impressive. I asked as there are extensive caves in quartzite/sandstone in Venezuela but then noticed that the rock at Itatim seems to be gneiss. I wonder what the processes are that form those big, semi-circular voids?
Yes the rock is gneiss. This kind of erosion is called Tafone and it's caused by a combination of factors, mainly chemical processes and wind. (which blows constantly in Itatim).
Press Release Arc'teryx Alpine Academy returns to Chamonix-Mont-Blanc - July 4 – July 7, 2024
Fri Night Vid Ethan Pringle on one of Portugal's Hardest Sport Climb
In this week's Friday Night Video, we follow Ethan Pringle to the 'not-yet-popular' but world-class sport crag of Meio Mango in Portugal. In the film, Ethan attempts one of the country's hardest lines, Filipinos, which was first...
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