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Tunneling Under History

This item is included in the following series/curriculum: Daily Planet Segments (2011-2012 Season)  

  • Grade Level: General
  • Subjects: Design and Technology, Science and Nature
  • Produced By: Exploration Production Inc.
  • Year: 2011
  • Country: Canada
  • Language: English
  • Running Time: 4m 9s
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Engineers and workers in Barcelona, Spain, have to be extremely careful as they build an underground high-speed train line under some of the world's most famous buildings

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