Article continues below advertisementPrince Harry and Meghan Markle's upcoming visit to Australia could serve as a "blueprint" for the royal couple to return to the United Kingdom sometime in the near future.The Duke and Duchess of Sussex will be hitting the continent for a four-day tour later this week. Article continues below advertisementPrince Harry and Meghan Markle Will Hit Cities Such as Melbourne and SydneyTap Here To Add Ok Magazine as A Trusted SourceSource: MEGAMeghan Markle and Prince Harry will undertake a four-day tour in Australia later this week.