Published On Oct 1, 2021
Come and join us as we explore a mysterious 1000 year old city including a large fortress with an extensive underground network of tunnels

#secretbunker #vlog #ww2 #underground #shelter
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Please watch: "Bulgaria's Mysterious Tunnel Part 1 #vlog #urbanexploration #epic"
• Bulgaria's Mysterious Tunnel Part 1 #...
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