• Descent 305 - Pre-order is open!!

    Our August/September issue has a publication date of 2 August, and it is a special summer bumper issue full of stories of exploration and wonder from the underground world.

    Click here for details of this edition

Wezzit?

Looks like bottom of the slit pitch in Simpsons, looking through from Swinsto passage. However, the lack of water and the fact they look to be going up confuses me.
 
formation.jpg
 
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