FRANCE PARIS Saint Sulpice

Second in size only to the Notre-Dame Cathedral, the St-Sulpice Church [2 rue Palatine +33 142345998, www.paroisse-saint-sulpice-paris.org/ Free guided tour on Sundays] houses 21 chapels inside.  The church has a rich Italianate architecture that features a range of styles from neo-classical to Late Baroque, as it was built over a century (from 1646 to 1780). Home to a giant 20m tall organ (that dates back to 1781) and beautiful frescos, the church offers free guided tours to interested visitors.