Aisha and Matias, who met in Congo after fleeing the conflict in Burundi in 2017, have raised their home and, most importantly, a toilet.
We all use toilets, but most of us don't have to worry about where our waste goes. That's because there are sanitation workers dealing with that waste. But in many countries these workers are forced to work in horrifying conditions that both endanger their health and lives and leaves them ostracised from society. Explore the stories of sanitation workers.