![](https://static.rtl.lu/rtl2008.lu/nt/p/2024/04/09/15/5123f01e9aeaedeb9c17e9718db91479.png)
Since Monday, motorists traversing the A3 — Luxembourg's busiest motorway — are now greeted by a striking addition: a 67-metre-long arch. Witness the transformation, a culmination of twenty months of construction, through a captivating series of images.