"It does have a feel of the familiar, doesn't it?" The world was so covered in deserts and in the beginning so much of the life worth seeing was all there in the desert. The world was much smaller now than it had felt then though. After everything there weren't places that he didn't know. And through it all Crowley had been there, deserts and marshes, towns and cities, and everything in between. All the way to the end of the world.
And now here, where ever this might be.
"Oh, look." Aziraphale turned just a little and there like an oasis, a city. "How extraordinary." He said with just a hint of wonder in his tone, these doors were interesting. Unlike anything he'd ever encountered before. Something like a miracle and yet they did not have the feel of one at all.
"What do you say? Should we do a bit of exploration?" It felt like early days all over again, discovering the new and exciting ways humans adapted to their mortal condition and grew despite its limitations. "It all seems rather benign, doesn't it?" He asked, "Like we've just found ourselves back?" He considered for a moment, another thought of sending them home only to be thwarted yet again. "I don't suppose it would be quite as simple as that though."