In 1964, ten-year-old Tom Horning was nearly swept out to sea by a tsunami at Seaside, on the northern Oregon coast. Since then, scientists have discovered a 10,000-year record of infrequent but massive earthquakes and tsunamis along the Pacific Northwest coast. When the next tsunami slams the coastline between Vancouver Island and Eureka, California, it will be the biggest natural disaster in the history of the United States. And no one understands this better than Tom. His home will be among the first to go. MORE