ah yes. they'll love for it for sure then.
when i was there i visited real de catorce, zacarecas, guanajuato, morelia, patzcuaro, mexico city, guadalajara, puerto vallarta, san blas, mazatlan, la paz and cabo san lucas, besides monterrey where i was based. loved everything... and sadly didn't have time to visit chiapas and oaxaca. definitely going back there.