Running along the Pacific coast from California to British Columbia, the Cascadia Subduction Zone is a crack in the Earth that is nearly identical to the fault that ruptured off Sumatra in December 2004, killing hundreds of thousands. Someday, a powerful earthquake and tsunami will devastate cities and towns from Sacramento to Vancouver. How are they preparing for this terrifying natural disaster?
IMDb 7.2/1020091 小時 30 分鐘 
