📜 Historic copper and pyrite mine in Alentejo, Portugal, active since Roman times. 🔍 Abandoned in 1966, now a polluted, post-apocalyptic landscape with haunting red pools. #Why Go 🚶 Explore derelict mining structures and a ghost village, a unique post-apocalyptic landscape. 📸 Unique, haunting photo opportunities. 🏛️ Discover Roman and 19th-century mining history. 🏨 Stay in a former manager's mansion converted to a hotel. 🖼️ Visit a small museum in an old miner's hut. 🏞️ Access freely, suitable for hiking. #Why Avoid ⚠️ Extremely polluted water and soil with corrosive substances and dangerous acidic contamination. 🚫 Some structures are crumbling and unsafe, heed warning signs. 🚗 Occasional motocross noise in rugged terrain. 🥵 Very hot during summer. #Tips 💧 Bring plenty of water, especially in summer. 🚶‍♀️ More impressive parts of the mine are remote and require a hike. 💡 Note: The village is inhabited, only mining areas are abandoned. 🏨 The former manager's mansion has been converted into a hotel. #Hours 🕒 Accessible freely at any time.