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Homepage Accessibility links Skip to content Accessibility Help BBC Accountrequire(["idcta/statusbar"],function(a){new a.Statusbar({id:"idcta-statusbar",publiclyCacheable:!0})}),document.querySelector(".idcta-wrapper").classList.remove("no-js") Notifications Home News Sport Weather iPlayer Sounds Bitesize CBeebies CBBC Food Home News Sport Business Technology Health Culture Arts Travel Earth Audio Video Live More menu Search iPlayer Home News Sport Weather iPlayer Sounds Bitesize CBeebies CBBC Food Home News Sport Business Technology Health Culture Arts Travel Earth Audio Video Live Close menu !function(){var e=document.getElementById("tviplayer");-1===e.className.indexOf("tvip-js")&&(e.className+=e.className?" tvip-js":"tvip-js")}(); iPlayer NavigationiPlayer Accessibility HelpMenuChannels;;Channels Sub NavigationScroll Channels Sub Navigation leftBBC OneBBC TwoBBC ThreeBBC FourBBC Radio 1CBBCCBeebiesBBC ScotlandBBC NewsBBC ParliamentBBC AlbaS4CScroll Channels Sub Navigation rightCategoriesCategoriesCategory Sub NavigationScroll Category Sub Navigation leftDrama & SoapsFilmsComedyDocumentariesSportNewsEntertainmentMusicFoodLifestyleHistoryScience & NatureArtsFrom the ArchiveAudio DescribedSignedNorthern IrelandScotlandWalesCBeebiesCBBCScroll Category Sub Navigation rightDrama & SoapsFilmsComedyDocumentariesSportNewsEntertainmentMusicFoodLifestyleHistoryScience & NatureArtsFrom the ArchiveAccessible alternative formatsAudio DescribedSignedRegionsNorthern IrelandScotlandWalesChildren’sCBeebiesCBBCA-ZTV GuideWatchlistHomeTech NowBlenheim Palace: Can Tech Help to Restore it?JavaScript seems to be disabled. Please enable JavaScript to take full advantage of iPlayer.Tech Now - Blenheim Palace: Can Tech Help to Restore it?Tech NowBlenheim Palace: Can Tech Help to Restore it?Shiona McCallum takes a tour behind the scenes of Blenheim Palace to see how new technologies are playing a key role in the restoration of the Unesco World Heritage Site.  More