Belfast Harbour: Cruises, Cranes and Cargo explores one of the UK's busiest and most iconic seaports, home to the legendary Harland and Wolff shipyard and the birthplace of the Titanic. Belfast Harbour has acted as a lifeline for Northern Ireland  for over 400 years. It's been the entry point for countless ships bringing vital supplies all day and every day into the port, which handles 20% of all of Ireland's seaborne trade. 27,000 people now work in the area and nearly two million people and 24 million tonnes of goods pass through the port each year.