Berlin–Palermo railway axis
The Berlin–Palermo railway axis (German: Eisenbahnachse Berlin–Palermo, Italian: Asse ferroviario Berlino-Palermo) is project No. 1 of the Trans-European high-speed rail network (TEN-R), which involves the creation of a 2,200-kilometre-long (1,400 mi) high-speed rail line between Berlin and Palermo.
Source: Wikipedia — Berlin–Palermo railway axis (CC BY-SA 4.0)