Not that historically, in the 60's there was Europe and North America, the two circuits in America were Watkins Glen and Autódromo Hermanos RodrÃguez, shipping cars about in the 50's and 60's wasn't as easy as it is today, shipping meant exactly that, and Oz was a 6 week trip for the cars for the Tasman series not part of the F1 WDC or manufacturers championship.