https://www.livescience.com/animals/spiders/worlds-biggest-spiderweb-discovered-inside-sulfur-cave-with-111-000-arachnids-living-in-pitch-black
A giant colonial spiderweb in a sulfuric cave on the border between Greece and Albania may be the largest ever found — and it was built by spiders we...
sulfur caveworldbiggestspiderwebdiscovered