You're touring an older home, and everything's going great. Then you head down to the basement, and there it is: a toilet. No walls, no door, no explanation. Just a toilet sitting out in the open next to the washing machine like it's normal. If you've spent any time in Western PA, you probably already know what you're looking at. Local real estate listings even mention them as a feature. It's the Pittsburgh potty, one of the city's quirkiest home traditions. At Dream Works Re