No. 1 The Amazon River
The Amazon River is one of the largest in the world, and has a volume of water which is considered the largest on the planet. Its aquatic life is diverse and its fish can grow enormously, with some of the biggest Anaconda snakes ever seen. The Amazon River has really aggressive and surprising species of sharks. Furthermore, it is so powerful that at some points, it cannot even be crossed by a bridge. It releases 8 trillion gallons of water each day, and is said to be about 150 feet deep.