test Twitter Media - Ogham stones are among Ireland's most remarkable national treasures, with inscriptions in the uniquely Irish Ogham alphabet. Our #OghamIn3D project, digitises and records as many as possible of the approx. 400 surviving Ogham stones. More at https://t.co/rcqcp8fR8o #DIASdiscovers https://t.co/U1JjmdB0aI