sentences:  The town is said to take its name from Fergus Mór (Fergus the Great), the legendary king of Dál Riata.According to one tale, his ship ran aground on a rock by the shore, which became known as "Carraig Fhearghais" – the rock of Fergus.As an urban settlement, Carrickfergus far pre-dates the capital city Belfast and was for a lengthy period both larger and more prominent than the nearby city.