karkra-1.si_A sinkhole 20 by 30 meters (65 by 98 feet) in size has been found near a Uralkali mine in Russia’s Perm region. While the company says the development is of no further threat, locals fear the whole nearby town could go underground. The sinkhole was first discovered by Uralkali’s Solikamsk-2 mine workers on November 18. According to local emergency services, it’s located some two miles from the mine itself, in an old abandoned mine. More