Giant's Causeway with higher saline content than that found at the causeway. Although the basaltic columns of the Giant's Causeway are impressive, they are not unique. Basalt columns are a common volcanic feature, and they occur on many scales (because faster cooling produces smaller columns). The Belfast-Derry railway line run by Northern Ireland Railways connects to Coleraine and along the Coleraine-Portrush branch line to Portrush. Local Ulsterbus provide connections to the railway stations. There is a scenic walk of 7 miles from Portrush alongside Dunluce Castle and the Giant's Causeway and Bushmills Railway. Giant's Causeway The Giant's Causeway is an area of
Secret of the Cave events and deeds begin to occur and rumors of ghosts sweep the village. All these things are pointing to something mysterious that is going on in a nearby cave. Roy sets out to disprove the rumor and decides to explore the cave with his new, teenage local friends Oscar (Gareth O'Connor) and Abbey (Niamh Finn). Roy faces his fears and discovers the secret of the cave. The film is based on the 1920 children's book of the same name by Arthur S. Maxwell (also known as "Uncle Arthur"). The book has sold more than 142,000 copies worldwide in English, Spanish,