Join us on a unique exploration of Barcelona's sewer system, essential for public health, flood prevention, and wastewater management. This tour, led by the XEAB (Environmental Equipment Network of Barcelona), provides insight into the urban planning and water cycle essentials in the city. You'll visit a section of the sewers, uncovering their critical role in hygiene and sanitation. Safety regulations require participants to wear closed footwear, long pants, and sleeves for protection. Don't miss this chance to discover the hidden infrastructure that keeps our city functioning.