GΕ‚Γ³wna Kluczowa Sztolnia Dziedziczna
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The Main Key Heritage Adit is the longest drainage adit in European coal mining, now a historic and tourist attraction in Zabrze, Poland, offering underground tours and boat rides.

πŸ“œ The longest drainage adit in European coal mining, a significant historical and engineering marvel, offering various underground tours and boat rides in Zabrze, Poland. Recognized as a Wonder of Poland 2025. # Why Go 🌊 Explore 1.5 km of ancient mining tunnels and discover 200 years of Upper Silesian mining history. πŸ›Ά Experience Europe's longest underground boat trip. πŸ‘¨β€πŸ‘©β€πŸ‘§β€πŸ‘¦ Visit Park 12C for family-friendly learning and play. 🍻 Dine and drink 320 meters underground. # Why Avoid 🚧 Some sections are narrow, potentially challenging for claustrophobic visitors. # πŸ’° Cost Check the official website of the Museum of Coal Mining in Zabrze for ticket prices. # πŸ•’ Hours Daily, hours vary by season and tour availability. # πŸ…ΏοΈ Parking Available at Carnall shaft and near ul. K. Miarki.