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Continue to ChatSucha diera ponor v I. sifone do hlbky -21,6m pod hladinou https://blog.sss.sk/2019/09/02/sucha-diera-ponor-v-i-sifone-do-hlbky-216m-pod-hladinou/
Sucha diera ponor v I. sifone do hlbky -21,6m pod hladinou https://blog.sss.sk/2019/09/02/sucha-diera-ponor-v-i-sifone-do-hlbky-216m-pod-hladinou/