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Local Heroes - Season 1 Episode 3 Scotland
0.00 48 minutes Tonight, Adam's journey takes him to Scotland, and includes the story of Neville Maskelyne, the man who weighed all the planets of the solar system from a bothy on a Perthshire mountain. Plus, John Napier, inventor of the calculator, the explanation of why ice takes so long to melt in whisky, and David Brewster, the croquet player who invented the kaleidoscope.
