Single (music) - Types. 1  Singles have been issued in various formats, including 7-inch (18 cm), 10-inch (25 cm), and 12-inch (30 cm) vinyl discs (usually playing at 45 rpm); 10-inch (25-cm) shellac discs (playing at 78 rpm); cassette, 8 and 12 cm (3- and 5-inch) CD singles and 7-inch (18 cm) plastic flexi discs.
Conwy Castle. Conwy Castle, a World Heritage Site, is a magnificent fortress in North Wales. Built by James Saint George for King Edward I, it has towered over the medieval town of Conwy ever since.onwy Castle. Conwy Castle, a World Heritage Site, is a magnificent fortress in North Wales. Built by James Saint George for King Edward I, it has towered over the medieval town of Conwy ever since.
Description. Eilean Donan Castle is situated on a small island in Loch Duich in the western Highlands of Scotland about half a mile from the village of Dornie. It is connected to the mainland by a footbridge.Eilean Donan is named after St. Donan, a Celtic saint.Eilean Donan is one of the most recognised Scottish castles and one of the most visited attractions in the Scottish highlands. Most of the castle can be explored. The Castle now has its own visitor centre with Coffee Shop, Gift Shop and toilets.ilean Donan is named after St. Donan, a Celtic saint. Eilean Donan is one of the most recognised Scottish castles and one of the most visited attractions in the Scottish highlands. Most of the castle can be explored. The Castle now has its own visitor centre with Coffee Shop, Gift Shop and toilets.