Kilsin posted a fun question to the Pantheon forums which I am sure will generate some interesting responses. Head on over to the official Pantheon MMO forums and give us your two coppers worth of wisdom.
Scenario: You accidentally aggro a room full of mobs in an outdoor area, your first reaction is to run but there is a small group of players waiting patiently for a member to catch up to them in the pathway of the only exit - What do you do?
My first thoughts of trains leap to Unrest. The trains were a fun (and often frightening) thing to behold. Blackburrow had some sweet trains too.