<p>Explore Dublin's hidden history, from the age of the Vikings to the present day, with this bestselling short history of the city. It's the perfect tour companion.<br>Dublin started as a Viking trading settlement in the middle of the tenth century. Location was the key, as it commanded the shortest crossing to a major port in Britain. By the time the Normans arrived in Ireland in the twelfth century, this was crucial: Dublin maintained the best...