River Tay River Tay The River Tay () is the longest river in Scotland and the seventh-longest in the United Kingdom. The Tay originates in western Scotland on the slopes of Ben Lui (), then flows easterly across the Highlands, through Loch Dochart, Loch Iubhair and Loch Tay, then continues east through Strathtay (see Strath), in the centre of Scotland, then southeasterly through Perth, where it becomes tidal, to its mouth at the Firth of Tay, south of Dundee. It is the largest river in the UK by measured discharge. Its catchment is approximately , the Tweed's is and the Spey's is
Tay Bridge disaster have been advanced in the last 40 years, leading to 'forensic engineering' reinterpretations of what actually happened. The disaster inspired several songs and poems, most famously William McGonagall's "The Tay Bridge Disaster", widely considered to be of such a low quality as to be comical. The German poet Theodor Fontane, shocked by the news, wrote his poem "". It was published only ten days after the tragedy happened. C. Horne's ballad "In Memory of the Tay Bridge Disaster" was published as a broadside in May 1880. It describes the moment of the disaster as: "Hatter's Castle", the 1931 novel of