The study is a «real landmark» because so little has been known about LCA, the only inherited disease of the retina that strikes early in childhood, says Samuel Jacobson, an ophthalmologist at the University of Pennsylvania's Sheie Eye Institute. (sciencemag.org)
Hadrian's Wall is a real landmark built by the Romans that can still be seen in Britain today. (parentpreviews.com)
It is a real landmark achievement in the world of low - budget filmmaking, produced primarily through the use of still photos and voice - over narration. (criterion.com)