🌐EnglishEnglishEspañolFrançaisItalianoEntityQ5270361· pop 6· linked from 203 articlesDiagonal Zero ZeroSkyscraper in Catalonia, SpainWikidata factsImageTorre Diagonal ZeroZero 01.jpgSources (2)en.wikipedia.orgfr.wikipedia.orgvia Wikidata · CC0On the mapAvailable in 5 languagesEspañolFrançaisItalianoCatalanvia Wikidata sitelinks · CC0Connectionshigh-tech architectureEntityEmperador Castellana TowerEntityCategoriesHeadquarters in SpainHigh-tech architectureOffice buildings completed in 2011Skyscraper office buildings in BarcelonaTelefónica