If you think your house is messy, then you might not want to read about the homes in this gallery. A few clothes on the floor or dishes in the sink are nothing compared to literal piles of rotting human waste. From home cleaners, repair workers, and other in home service providers, here are the 21 most disgusting things ever found in someone else's home. 

Unfortunately many of these stories come from the houses of mentally ill, or otherwise challenged people. Situations like these don't happen naturally, except in the strangest cases, and they are more tragic than anything else. But one dude's gross achievement was aspirational: a feces so big he wanted to save it and send it to Guinness World Records for measurement. Unfortunately, harboring his stinky creation for over a year in a shoe box didn't net him any prizes. 

Read about that, and 19 other exceptionally gross things people found in someone else's house.