Most people are aware that the construction of the Fehmarn Belt connection is a massive project.
But sometimes, grasping the sheer scale of this mega-project can be challenging.
On this site, we've previously described how the casting of the 89 tunnel elements requires approximately 2.5 million cubic meters of concrete. To put this into perspective, this roughly equals two and a half Great Belt connections or enough concrete to fill about 1000 Olympic-sized swimming pools.