Business hours of reception: 24 hours Kempinski Palace Portoroz, a Mediterranean legend - Imagine a hotel with views of the Adriatic Sea, where Archduke Franz Ferdinand led the waltz in the grand ballroom, for the Austro-Hungarian aristocracy; imagine a contemporary world-class hotel with old-world all around. Welcome to your imagination – welcome to the Kempinski Palace Portoroz! Business hours of reception: Every day: from 00:00 to 00:00 .