Tony Cohan's On Mexican Time, his chronicle of discovering a new life in the small Mexican mountain town of San Miguel de Allende, has beguiled readers and become a travel classic. Now, in Mexican Days, point of arrival becomes point of departure as-faced with the invasion of the town by tourists and an entire Hollywood movie crew, a magazine editor's irresistible invitation, and his own incurable wanderlust-Cohan undertakes a richer, wider exploration...