Meeting of two Frecciarossa trains, in this part of the high-speed line that has the curves, the operating speed of the trains is about 260 km/ph.
The speed will increase slightly over 300 km/ph after Modena in the direction of Milano, where the line is very straight.
On the left, a train from Milano to Bologna, on the right a train from Bologna to Milano.
Acela (US), TGV (FR), Velaro (Ger, although there are British, Chinese and Russian versions as well)
There are other systems, such as the Japanese Shinkansen.