Aziraphale, deciding for himself that he was the most logical choice to be the map-holder/navigator, given his history with books and manuscripts and for no other reason, hurried up and took the map from Alec's outstretched hand. He unfolded it and began trying to locate their current position and next location as he walked, looking a little like an absent minded professor as he bumped gently into Crowley.

"Well, I hate to tell you this, but there's more water in our near future. Other than that, it's not far if we keep to the road up ahead."