📜 Point of interest near Kletno, Lower Silesian Voivodeship, Poland.🔍 Offers a blend of history and nature, including a guided underground tour. # Why Go ⛏️ Explore historic underground corridors of a secret uranium mine and experience an authentic underground adventure☢️ Learn about uranium mining, radioactivity, Cold War secrets, and nuclear technology📚 Explore Cold War history and Soviet operations, with interactive exhibits💎 See authentic uranium ore fragments and a collection of uranium glass🚶 Easy hiking trail with beautiful views, suitable for children and engaging for all ages# Why Avoid 🥶 Mine temperature is 8°C, bring warm clothes🗣️ Main tour language is Polish# Tips 🐕 Dogs welcome on leash🗓️ Best to visit from May through October💡 Read information boards for historical context🎟️ Buy tickets online to guarantee entry⏰ Arrive 30 minutes before your tour# Cost 💰 Adults 49 zł, discounts for children (1 zł for under 6) and families.# Hours 🕒 Daily guided tours 10:00–17:00.# Getting There 🅿️ Free parking available