Sliema: Blue Lagoon Cruise inc Sea Caves & Crystal Lagoon 8.2Exceptional228 reviews Enjoy a cruise leaving from Sliema and sailing to the Island of Comino. Boat leaving at 1030 hrs and returning at 1830 hrs. 480 min Boat Tours Languages spoken at Sliema: Blue Lagoon Cruise inc Sea Caves & Crystal LagoonEN English EUR 25.00individual Check Availability