Plenty of Cruise Boats are visiting Santorini during the summer period.
Every year between April and October ôï Old Port of Fira hosts Cruise Boats from all aver the world. Their passengers reach the island embarking on small crafts and using even the cable car, or the especially for this purpose donkeys and mules, or their own foot climbing the 588 stairs of the curving road to reach the Fira City.

You can see the list of the Cruise Boats visiting Santorini duting the current month by clicking here.