Good News in History, June 29

70 years ago today, the Interstate Highway System was established in the US to create a national road grid that today totals 48,440 miles across all 50 states (78,000 km). It ushered in the first national road numbering system for cross-country travel and they all have unified sign design. READ more… (1956) Completed in 1992, the […] The post Good News in History, June 29 appeared first on Good News Network.