On Monday, several small rockfalls occurred above the mountain village of Brienz in southeastern Switzerland. A gully has formed from which more rock is falling and geologists expect the imminent collapse of the plateau above. +Get the most important news from Switzerland in your inbox "We expect it to take hours to days, not days to weeks, for the eastern plateau to subside," Christian Gartmann, communications officer for the municipality of Albula, canton Graubünden, told the Keystone-SDA news agency on Monday. Current rockfalls are still small and pose no danger to the village. "We expect an accumulation of rockfalls before a major collapse," Gartmann added. After that, a rockfall with a volume of up to 300,000 cubic metres could occur. This corresponds to the volume of around 300 detached houses. + Why do Swiss mountains collapse? It’s complicated The greatest danger for the village is the rock could fall onto the rubble that has amassed below. Together, a total of one million ...