"This river's colour is about the same as excrement, even if there weren't dead pigs you couldn't drink it, " said another, with the username Yuzhou Duelist.

BBC: China pulls nearly 6,000 dead pigs from Shanghai river

Episode II and III deliver such captivating locales as the gleaming clone hatcheries of rain-swept Kamino, and the fiery lava planet of Mustafar as well as spectacular action sequences like Yoda's unforgettable debut as a lightsaber duelist, the explosive space and ground battles of the Clone Wars, and the dramatic showdown between Obi-Wan Kenobi and Anakin Skywalker.

ENGADGET: Star Wars Episode II and III 3D re-releases officially dated for theaters in September and October 2013