After our exhaustive survey of Bluegrass stallions, good manners demand at least a browse through the alternatives available elsewhere in North America. But this must be a very different exercise, and a pretty unsatisfactory one too. The Kentucky market is entirely coherent, with hundreds of stallions clustered within a few miles of each other at fees to suit all budgets. Regional stallions, in contrast, serve regional mares. If you're in Ohio, you're not going to van a mare down to Too Much Bling (Rubiano). If you're in Texas, equally, you...