Intercity and Heavy Rail in this atlas's Rail Vehicles category, locomotives and cars for main-line passenger and freight railways. Belongs here: a steam, diesel or electric locomotive, a main-line passenger car or a freight car. Does not belong here: a city metro, tram or monorail, gathered under Urban Transit Rail. It is a family within Rail Vehicles and is divided into types below it where the atlas has them, with the individual vehicles of each kind, their makes and models, beneath those.