Posts Tagged ‘military science’
Hidden Spaces: Subterranean Birmingham – exploring the world beneath our feet
Original web page at birnews.com Birmingham’s sandstone bedrock is too fragile to support extensive tunnelling – it is one reason the city doesn’t have an underground transport system. Nonetheless, we have carved beneath the city an invisible network of service tunnels, subways, crypts, catacombs, bomb shelters, cellars, mine shafts, railway lines and roads. It […]
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