The Nile and the Amazon are both long — no one is arguing that point — but scientists still don't agree on which one is actually longer. Some say the Nile, some say the Amazon. Explorer, filmmaker and ...

RIO DE JANEIRO — Guinness World Records, Britannica and the U.S. government agree: The longest river in the world is the mighty Nile — the “father of African rivers,” Britannica says. But in Brazil, ...

EDITOR’S NOTE: Monthly Ticket is a CNN Travel series that spotlights some of the most fascinating topics in the travel world. In September, we’re celebrating superlatives as we look at some of the ...

As a punishing drought dries up stretches of the Amazon River, Brazil is resorting to dredging to try to keep food, medicine and people flowing along the watery superhighway. As a punishing drought ...