Timeline for How fast could a 300 foot wide, 300 mile long road be constructed in the same manner as the Roman Empire would?
Current License: CC BY-SA 4.0
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| Jun 11, 2020 at 15:45 | comment | added | elemtilas | Good frame challenge! For what it worths, plank roads were even built well into the 20th century: There are still remains of the Old Plank Road in California. | |
| Jun 10, 2020 at 14:59 | history | answered | Willk | CC BY-SA 4.0 |