Here's some scoop on Colony from Entertainment Weekly's Natalie Abrams' The Spoiler Room column, which was posted on 1/22/16.
Will we ever see what happened to the rest of the world on Colony? — Jen
That’s the million-dollar question, Jen. What I can promise is that the show will explore what’s outside the walls, particularly what’s in the dystopic downtown. “We will go there, yes,” EP Carlton Cuse says. “We will go across the walls during the course of the season.”
Link to the full article:Spoiler Room: Arrow, Blacklist, Castle and more TV spoilers | EW.com