Arraiolos to Vila Vicosa Our latest Iberian sojourn took us to Portugal’s largest province, its “wild east”, the Alentejo, “the land beyond the River Tagus”, just 90 minutes east of Lisbon and just west of Spain’s Extremadura, the land of the Conquistadors.  The Alentejo is a vast, primarily rural, utterly tranquil and unspoiled area of…