Spain, Castile and Leon, Salamanca, Cathedral of the Assumption of the Virgin Mary rising above the city walls.

Spain, Castile and Leon, Salamanca, Cathedral of the Assumption of the Virgin Mary seen from the Scala Coeli of La Clerecia which is the former Real Colegio del Espíritu Santo of the Society of Jesus...

Italy, Tuscany, Siena, Siena Cathedral, The Piccolomini Library.

Italy, Tuscany, Siena, Siena Cathedral, The Piccolomini Library.

Italy, Tuscany, Siena, Siena Cathedral, The Piccolomini Library.

Italy, Tuscany, Siena, View of the central facade of Siena Cathedral from Piazza del Duomo.

Italy, Tuscany, Siena, Angular view of a section of the facade of Siena Cathedral from Piazza del Duomo.

Italy, Tuscany, Siena, View of the upper facade of Siena Cathedral from Piazza del Duomo.

Italy, Tuscany, Siena, View of the facade of Siena Cathedral from Piazza del Duomo.

Italy, Tuscany, Siena, View of Siena Cathedral from the top of the Torre del Mangia in Piazza del Campo.

Italy, Sicily, Palermo, The Cathedral.

Italy, Sicily, Palermo, The Cathedral.