CNN The Situation Room May 18, 2013 22:26:00
It looks and sounds like something from a sci-fi movie but it is all too real. giant tsunami like ice waves some as high as 30 feet, creeping on shore, slamming into homes and destroying them. lisa sylvester has the unbelievable details. >> reporter: a menacing slow moving wall of ice. you can hear the ice crackling as it gets closer, it sounds more like the chugging of a train rolling in. >> it is crawling up the walls of the houses. >> reporter: and roll in it did. >> oh, my god, their door is in. >> reporter: darla johnson shot this as it approached a row of townhouses. >> i got pretty scar...