BALLYCASTLE, 47 m. N. from Belfast.--Improving sea-port town, with a Colliery. Ruins of the old Castle; Abbey; and Gobbin's Heir, 1 m. S.E. See the Coal-pits and Kelp-works: also the ancient Coal-mine or Gallery lately discovered, supposed to be Danish. Chalybeate Spa. Danish Raths. Romantic scenery round the cliffs, with Raghery Island 6 m. N. in the distant horizon, presenting to the eye of taste, in a fine evening, a singular prospect, with its chalky cliffs crowned by a venerable covering of brown rock, broken into beautiful and picturesque variety by the turbulent ocean. On the road to Portrush a singular little fishing rock, always an object of interest to tourists, called Carrick-a-Rede; connected to the main land by an extraordinary flying bridge over an abrupt and romantic chasm 60 feet in breadth. See also the White Rocks about 1 m. E. from Port Rush, well worth examining, with a beautiful calcareous façade extending about 1/2 a m., capriciously hollowed into a vast number of magnificent caves of various sizes. Also the cliffs of Craigmillar. 5 m. S. Ardmoy village, with neat Ch. and curious round tower: on the road on the right, ruins of an old Castle. See Knocklede, recently a volcano, and Kinfane Castle. BALLYMENA, 8 m. N. of Antrim.--See Gilgorm Castle, and the Moravian settlement at Grace-hill. Slemish mountain, an interesting object. 5 m. N. is Clough, a small neat village. See the Ch., plain but handsome, with ruins of two Castles. BALLYMONY, 23 m. N. from Antrim.--Thriving village by linen manufacture. 4 m. N. village of Dervock, with the beautiful seats of Belleisle and Cloverhill. 6 m. E. is Lough Guill. See Ch., and Lissanoure Castle on the banks of the lake, a most romantic mansion and grounds. BELFAST, 84 m. N. from Dublin.--Flourishing commercial town at head of Carrickfergus Bay. Elegant Ch. and Chapel-of-ease. House of Industry. White and brown Linen-Halls. Academical Institution. Bridge of 21 arches over Lagan, with romantic prospect of the bay and surrounding hills. Exchange and Assembly Rooms. Various charitable Institutions. Philosophical and Musical Societies; the latter for revival of the Harp. Quays and Docks. Glass-houses and Iron-founderies. 3 m. N. the Cave-hill, with caves and romantic scenery, and a most extensive prospect from its summit. Delightful ride towards Carrickfergus, with numerous seats and villas; several Danish raths, and the ruins of White Abbey. 5 m. S.E. of Belfast, near Ballydrain, is the Giant's Ring, an extensive circular earthen mound 2256 feet in circumference, with a Druidical Cromlech in the centre. Near it Collin and Devis mountains, with ancient caves called the "Picts," and fine view of Lough Neagh: across the Lagan 3 m. is the elegant seat of Belvoir. BENGORE HEAD,--the most northern extremity of the island, and an object in the tour to Giant's Causeway, which it much resembles.