The force of the water ripped the doors from their hinges and pushed people out of t MARSHALL ISLANDS -- A massive wave hit a U.S. military base in the Marshall Islands, in the heart of the Pacific.

Somehow Alson Kelen knows the way across the Pacific Ocean, without GPS or sextant or sometimes even the stars to guide him.

The US Geological Survey has further upgraded the powerful quake off Russia to magnitiude 8.8 quake, which occured 133km south east of Petropavlovsk-Kamchatsky.

Discover countries and islands most susceptible to tsunamis, from the Pacific Ring of Fire to the Indian Ocean, based on recent alerts & history.