It was discovered today that this years most anticipated PS3 game (which has just gone gold) might just have a sequel in mind, two to be exact.
The registration of two urls were discovered:
These urls were pointed out by a member of Kotaku.
Although The Last Of Us was described as a self contained story, given Naughty Dogs history of their sequels in their franchises throughout the generations. It certainly would suit their trend for sequels.