the.com/sewer
the city's confession booth, where everything you flush admits exactly who you are
fatberg threatGrease and wipes congeal into bus-sized underground monsters
ancient techRome's Cloaca Maxima still drains streets after 2,500 years
disease killerSewers saved more lives than most modern medicine
drug censusWastewater testing reveals a city's secret cocaine habits
crocodile mythNo alligators, but giant rats are very real