[fragmede]

But you can do all of these:

https://en.m.wikipedia.org/wiki/List_of_terrorist_incidents_...

[eddythompson80]

In all those examples trains are no different than movie theaters, malls, markets, sport and music events, etc. i.e: just places where large groups of people gather.

[kergonath]

And all these places are easier targets with more people.