EntityQ2007217· pop 21· linked from 139 articlesThree SistersSign in to saverock formation in the Blue Mountains of New South Wales, AustraliaConnectionsTriassicEntityBlue MountainsEntityScenic WorldEntityNative title in AustraliaEntityAustraliaCountrygeographic coordinate systemEntityNew South WalesEntityInternational Standard Book NumberEntityvalleyEntityerosionEntitysandstoneEntityboomerangEntityGreat Dividing RangeEntityAboriginal AustraliansEntitydidgeridooEntityIndigenous AustraliansEntityAustralian Aboriginal languagesEntitygeochronologyEntityPama–NyunganEntityDreamtimeEntityCategoriesAustralian Aboriginal mythologyGeography of the Blue Mountains (New South Wales)Rock formations of New South WalesTourist attractions in the Blue Mountains (New South Wales)