Eyewitnesses are saying the waves from the tsunami were over 30 feet high at Miyako City and the water traveled 6 miles inland in the Sendai area. The tsunami destroyed entire towns and completely flooded Sendai airport. There have been tsunami warnings in countries all around the Pacific coast,and in California,people have reported 8-feet-high waves. A wave ever broke off enormous icebergs from the Sulzberger ice shelf in Antarctica,8100 miles away.