A party of archaeologists discovers the remnants of a mutant five-millennia-old Sumerian civilization living beneath a glacier atop a mountain in Mesopotamia.A party of archaeologists discovers the remnants of a mutant five-millennia-old Sumerian civilization living beneath a glacier atop a mountain in Mesopotamia.A party of archaeologists discovers the remnants of a mutant five-millennia-old Sumerian civilization living beneath a glacier atop a mountain in Mesopotamia.