Castle of Monterrei, in Verin, is a multimedia audio-guide developed by Bluguia, a touristique guide for your SmartPhone that guides you through one route to the Castle of Monterrei in Verin, and every time you reach one of the 10 points of interest, it will give you the most significant information about it. The operation is really easy, atractive and powerfull. You start the route and the SmartPhone shows you the way. When you pass close to any point of interest (sightseeings, monuments, parks,