The Longest Waves in the World (Pics + Video)

Twice a year, between the months of February and March, the Atlantic Ocean waters roll up the Amazon river, in Brazil, generating the longest wave on the Earth. The phenomenon, known as the Pororoca, is caused by the tides of the Atlantic Ocean which meet the mouth of the river. This tidal bore generates waves up to 12 feet high for over a half hour.



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