Join Rainer Wälde as he sets out on a fascinating journey through Europe on the trail of the Celtic saints. Discover the origins of Christianity in Ireland and journey with the Irish monks as they embark on their great adventure through France, Germany, Austria, Switzerland, and Italy.

John Calvin, Ulrich Zwingli, and Brother Klaus (Niklaus von Flüe) were three very different men who shaped the Christian faith in Switzerland. With this docu-drama, award-winning filmmaker Rainer Wälde celebrates the 500th anniversary of the Protestant Reformation and the 600th anniversary of the birth of Brother Klaus, Switzerland’s most famous saint.