The radio show ran until 1954, having been aired simultaneously with the first portion of the television version.
Seasons 1 and 2 were aired simultaneously in the Autumn of 1991.
In fact, it was simultaneously aired on all three national network evening news shows, reaching approximately 60 million viewers.
Earth 90 was a show that celebrated the importance of the environment and was aired simultaneously around 80 countries.
Both videos aired simultaneously in September 2005.
During the said broadcast, a live feed from Reuters was simultaneously aired with its own live broadcast.
It was aired from DD Chennai simultaneously at the same time.
They became so popular, that their ratings surpassed that of "Sesame Street" which aired simultaneously in another channel.
It airs to over 800 million people in China and is the first Chinese television series to be aired simultaneously in the United States.
In Canada, the show aired simultaneously with the American broadcast on Global on Thursdays at 8:00 pm.