Exciting news! We've changed the sound of our famous ship horn. Watch the video with the volume on and let us know what you think of it. | By Carnival Cruise Line
Canadian Ferry (incl. Ship Horn Sound Effect!) - yourfreesounds.com
Loud horn noise which wakes up people of Glasgow identified as ship signal malfunction | The Scotsman
Ship Horn Sounding Friday 1st May - Interorient Shipmanagement