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)
It should be clear from my remarks that I consider this a pioneering and already landmark achievement. (religion-online.org)
An appreciation of the renowned art critic and historian whose landmark achievement was to simply pay attention to how the artists of his time explained what they were doing. (artspace.com)