People tend to believe that those things they don’t see are non existent. However it is quite the opposite about the construction of metro line M3. Although little activites can be noted above ground, majority of the happenings take place under the ground.
What is happening with the debris, what is running on tracks instead of the metro cars? What is a flat wagon and how does it operate?
Find the answers in our gallery.
For the full galery click here.