Толедский собор
ARC UK is a branch of the network of ARC organisations which exist in Belgium, France, Germany, Italy, the Netherlands and Spain. ARC currently facilitates over twenty projects, including St. Paul's Cathedral in London, the Duomo in Florence, Toledo Cathedral, Christ Church Cathedral in Oxford, Westminster Abbey, Reims Cathedral, the Dom in Erfurt and the Basilica di San Marco in Venice. A number of participants are also sent each year to guide on projects run by the ARC sister organisation CASA in France, which, among others, manages projects in Notre Dame Cathedral.