The city of Split is said to have first become a major settlement when the Roman emperor Diocletian stood down from his role and retired here in 304AD, the magnificent palace built for him in this stunning bay was therefore effectively his retirement home. We don’t suppose our arrival here on the second trip of our own retirement will create quite such a stir however; in fact, we couldn’t even get into our room. Back home in the UK we are all still being encouraged to avoid unnecessary use of public transport so it’s a cab rather than the customary train which takes us to Gatwick. It costs £80. The…