Everyone in the area knows of the old Kale slave pit in the ravine outside of town. It fell into disuse with the collapse of the Kale empire, and only the occasional group of adolescent would-be adventurers ever goes there anymore. But then the Erhurr Farm was found ransacked, the family missing. And now someone has rebuilt the bridge between the two sides of the old slave pit.
https://rpgcharacters.files.wordpress.com/2009/08/onepagedungeon-goblin-gully.pdf