Chapter Content
The straight-line distance from Sheng'an to Shuofeng was nine hundred kilometers, which converted to Great Yu's 'li' measurement came to seventeen hundred li.
Because this route was relatively flat overall, and given its immense strategic importance, the path had been built with both post roads and official highways. The actual marching distance was only about 1.4 times the straight-line distance—it could practically be called Great Yu's fastest expressway.
Generally speaking, routes with less strategic significance combined with complex terrain would typically be around twice the straight-line distance.
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