📜 The "Great Sewer" of ancient Rome, one of the oldest sewer systems in the world, still in use today. 🔍 Constructed in the 6th century BC to drain marshlands and carry stormwater. # Why Go 🏛️ Witness an ancient Roman engineering marvel from 6th century BC 🚶 Explore a unique subterranean historical site 💧 Witness a historical sewer system still functioning 👂 Experience the sounds and odors of history 📸 Opportunity for unusual historical photos # Why Avoid ⚠️ Can be overgrown and difficult to view 🌿 May be obscured by vegetation 👃 May have noticeable odors and noises ✨ Lacks the typical glamor of other Roman monuments ⚠️ Described as extremely fragile and needing maintenance # Tips 📍 Entrance near Basilica Julia in the Roman Forum. 🌉 Outfall visible near Ponte Rotto and Ponte Palatino bridges.