Spectacular ice caves discovered
Mountain guides have discovered an entire system of caves below the Morteratsch Glacier in canton Graubünden. To explore it they had to descend 180 metres through steep walls of ice. (SRF, swissinfo.ch)
Mountain guides have discovered an entire system of caves below the Morteratsch Glacier in canton Graubünden. To explore it they had to descend 180 metres through steep walls of ice. (SRF, swissinfo.ch)
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