From the first log thrust over a divide, bridges have united us, facilitating our need to explore and our desire to extend our mastery of physics. In this episode, we look at bridges built by pre-industrial societies around the globe.
From the first log thrust over a divide, bridges have united us, facilitating our need to explore and our desire to extend our mastery of physics. In this episode, we look at bridges built by pre-industrial societies around the globe.
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