Emperor Seinei (清寧天皇) was the 22nd imperial ruler of Japan. No firm dates can be assigned to this emperor or to his reign, but he is believed to have ruled the country during the late 5th century CE.
... world by volume, the Parana[?] with its impressive Iguaçu[?] falls, the Rio Negro, São Francisco[?], Xingu, Madeira and the Tapajós[?] rivers.
Situated along th ...