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Gigantic lengths and other vast megastructures
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Ian Graham |
"Discusses the technology and engineering used to build very long bridges and tunnels for transportation"--Provided by publisher. |
OL16307833W |
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Tremendous tunnels
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Ian Graham |
"Describes some of the longest and most famous tunnels ever built. Includes information on the tunnel designers, the challenges they faced, and statistics of the finished tunnels"--Provided by publis… |
OL18751044W |
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Prison break!
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Grant Bage |
"Presents the science of Earth's underground layer, including archeological finds, underground construction and mummification"--Provided by publisher. |
OL919015W |