Ren GudinoAug 202 min readWhen the U.S. Went MetricIn the 1960's, the US switched to kilometers. Read about how we once tried to convert America to the metric system!
Ren GudinoAug 133 min readArizona Highways Hold onto History (and the Metric System)Arizona is home to the only interstate marked in kilometers and they hold onto this history, just like their Route 66!