That Sunday in 1883, communities across the country ‒ and the railroads operating in them ‒ agreed to standardize time and create four time zones across North America. It was known as "the day ...

Charles F. Dowd conceived the idea of time zones in 1869 as the transcontinental railroad united the Atlantic and Pacific coasts; bringing order to the concept of time around the world.

That Sunday in 1883, communities across the country ‒ and the railroads operating in them ‒ agreed to standardize time and create four time zones across North America. It was known as "the day ...