HeroScape in a looooong time, but I've been thinking about how convenient that game's modular hex terrain system is for even longer. The hexes that come with this now out-of-production skirmish game are about the same size as the map spaces in Battletech or Ogre--big enough to use miniatures.
The Ogre Book). This battle involves an Ogre Mark III-B pursuing a convoy of trucks containing rocket fuel down a narrow mountain road. The transports are guarded by a handful of conventional units; it's a race to see if the vehicles can get from one end of the road to the other.