ポロロッカ現象：アマゾン川でサーフィン Pororoca: surfing the Amazon - Fogonazos

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 wich meet the mouth of the river. This tidal bore generates waves up to 12 feet high which can last for over half an hour. The name "Pororoca" comes from t

[noshuke]

ブラジルから大西洋に注ぐ世界最大の大河、アマゾン川でのサーフィンの写真と動画。大潮の時に海水と川の流れがぶつかり合い、大きな波となって川を遡る現象ポロロッカにより長時間のライディングが可能。　via.reddit

[guesthouse]

アマゾン川でのサーフィン