id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-6476 Calton Hill - Wikipedia .html text/html 3671 347 76 Calton Hill is also the location of several monuments and buildings: the National Monument,[2] the Nelson Monument,[2][3] the Dugald Stewart Monument,[2][3] the old Royal High School,[2][3] the Robert Burns Monument,[2] the Political Martyrs' Monument and the City Observatory.[3][4] In 1456, James II granted land to Edinburgh by charter wherein Calton Hill is referred to as "Cragingalt", the name by which it appears on the 1560 Petworth map of the Siege of Leith (rendered as "Cragge Ingalt"). By the 1840s, a pipeline ran over the shoulder of Calton hill from the Edinburgh coal gas works on the Royal Mile at New Street to the Bonnington Chemical Works in Bonnington. ^ a b c d e f g h i j Calton Hill Grant, James "Old and New Edinburgh" Volume 3, Chapter XVI, printed as a periodical in the 1880s, Accessed 12 August 2009 Calton Hill and the plans for Edinburgh's third New Town. ./cache/en-wikipedia-org-6476.html ./txt/en-wikipedia-org-6476.txt