A collapsed and flooded complex of mining galleries stretches between 600 and 800 metres below the cyclocross World Cup 2025 course in the northern French town of Liévin.
The German army spared no expense to make the eleven bunkers of Stützpunkt Groede resemble a cosy Dutch village.
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A collapsed and flooded complex of mining galleries stretches between 600 and 800 metres below the cyclocross World Cup 2025 course in the northern French town of Liévin.
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