EntityQ3477259· pop 13· linked from 100 articlesopen secretSign in to savesomething that is easily knowable in practice but "officially" secret, or acknowledged by only a fewConnectionsArea 51EntityUnited StatesCountryUnited KingdomCountryIsraelConceptUnited Arab EmiratesCountryWorld War IIConceptNevadaEntityDubaiCityHarry S. TrumanEntitycapital punishmentEntityInternational Standard Book NumberEntityCentral Intelligence AgencyEntityfolkloreEntityThe New York TimesEntitydigital object identifierEntityunidentified flying objectEntityThe Washington PostEntityconspiracy theoryEntityThe TimesEntityNational Security AgencyEntityCategoriesArea 51LGBTQ linguisticsSecrecy