El Camino Real

The Spanish built 21 missions, in all, by 1823. Linking all the missions was El Camino Real, the "King’s" or "Royal" Highway running from Baja, California to San Francisco. The map on top depicts “El Camino Real." The map on the bottom depicts modern-day Highway 101.

mission-locations.gif

101.gif

Source: Mission Tour. http://missiontour.org/index.htm
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Questions:

1. What conclusions can you draw about the two roads? What can you infer about where governments choose to build roads?