Do you see any entrance to where you came in? [all the snappy sarcasm] None of us have control over the Door, yet. We can't even find it. If you'd like to wander off into the wasteland, be my guest...

[as they come out of the coliseum to a view of what's left of the city, here you go, Zoro: a broad view of an awful lot of rubble where houses and shops used to be, scorch marks from recent battle, and beyond the city limits, nothing but acrid dust. It's not even a proper desert, it's just gross.]

...but knowing you, you'd die of heat stroke before you got anywhere useful.