Saturday morning’s rainstorm has just about cleared by the time we pick up the hire car and head off on the road trip section of this adventure. With the Adriatic on all sides of the city bar one, the only way out by road is the steep climb up and over the mountains which form such a dramatic backdrop to this part of the Dalmatian coastline.  For our journey northwards from Split, we ignore the motorways and head along smaller roads through great plateaux of green between the rolling hills, passing through quaint towns and sweeping valleys as we make our way towards Plitvicka Jezera, the Lake District of Croatia.…