What is the number 1 worst tsunami?

What is the number 1 worst tsunami? Perhaps the most destructive tsunami in recorded history was the Indian Ocean Tsunami of 2004. A 9.1-magnitude earthquake occurred off the coast of Sumatra in Indonesia.

Perhaps the most destructive tsunami in recorded history was the Indian Ocean Tsunami of 2004. A 9.1-magnitude earthquake occurred off the coast of Sumatra in Indonesia.
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