19th-century London a network of smaller tunnels away from the River Thames and out of Central London, towards the Northern Outfall Sewer at Beckton in East London. The Victoria Embankment also allowed an extension of the Metropolitan District Line underground to be built, from Westminster east to Blackfriars. In total, the Victoria Embankment reclaimed over 37 acres of land from the Thames, allowing a broad east-west boulevard to be built and a series of public gardens. All three sections of the Thames Embankment are faced in grey granite, mounted with handsome cast iron lamps, and lined with London plane trees. In 1878,
Winter of 1962–63 in the United Kingdom fear that the Strait of Dover would freeze across. The upper reaches of the River Thames also froze over, though it did not freeze in Central London, partly due to the hot effluent from two thermal power stations, Battersea and Bankside; the removal of the old multi-arched London Bridge, which had obstructed the river’s free flow, and the addition of the river embankments, made the river less likely to freeze in London than in earlier times (see River Thames frost fairs). On 20 January, 283 workers had to be rescued by RAF helicopters from Fylingdales, where they had been snowbound