The Big Drainage Pipe is a location in [[horrible:booble_city|Downtown Booble City]]. It is the point in the city where all the sewage hits the Booble City Harbor. It is also home to the [[horrible:frogs|Frogs]].

The Big Drainage Pipe is actually a series of pipes, with one of them being much larger than the others. The pipes, as a group, serve as a small town for the Frogs and other ne'er-do-wells.