The country in general is a bit too touristy and bland for me, though visits to Dubrovnik and the Plitvice Lakes are a must for every traveller.
Visit #4
2016 (November): Plitvice Lakes and Zadar.
Visit #3
2014 (May): Porec as day trip from Slovenia.
Visit #2
2013 (May): A couple of days in Dubrovnik.
Visit #1
2008 (September): A couple of days in and around Split.
World Heritage Traveller 