Beyond the bay was the sprawl of a city, ugly, filthy, but alive, growing and feeling greatness.

That button was the other half of the reason he'd come to this filthy city.

Travelers reported Chicago was the filthiest city in America.

That's our sacred ground you're cluttering up with your filthy city!

His eyes scanned the night sky of a filthy city somewhere on Old Earth.

"Just like every other putta in this filthy city."

"This has to be the filthiest city in the world," he said, nodding at the homeless men.

You'll never find him in your big, filthy city.

Which had been a hideously filthy city, but they didn't know that.