O circuito Sebring International Raceway no(a) United States of America organizou o primeiro Grande Prêmio em 1959.
Sebring International Raceway is a road course auto racing facility located near Sebring, Florida.
Sebring (pronounced "sea bring") Raceway is one of the oldest continuously operating race tracks in the United States, its first race being run in 1950. Sebring is one of the classic race tracks in North American sports car racing, and plays host to the 12 Hours of Sebring.
The raceway occupies a portion of Sebring Regional Airport, an active airport for private and commercial traffic that was originally built as Hendricks Army Airfield, a World War II training base for the U.S. Army Air Forces.
fonte: Wikipedia
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