if you had to pick between split and rijeka to visit for 2 nights,
which one ? or one night in each citiy?
What time of year? What are your interests in a city? Two nights is basically only one full day. Where will you be before and after? Public transportation or rental car?
private driver &in oct
My vote is two nights in Split.
Rijeka is a harbor and industrial town. Has some interesting architecture, but that would be for a real connoisseur who would know what to look for. Split - from Antique Roman to Venetian Gothic, Reneissance and Baroque to Austrian Art Deco, numerous museums, beautiful park hill, the whole Roman antique city in Split's suburbs, a fortress or two...