which city with the smallest population of all the members of the Council of Europe Chiesa di Sant'Andrea  located?
Chiesa di Sant'Andrea (Serravalle) Chiesa di Sant'Andrea (Serravalle) is a church located in Serravalle, San Marino. It was built in 1824 over the ancient walls of the former city. It belongs to the Roman Catholic Diocese of San Marino-Montefeltro. It was built in 1824. The church was dedicated to St. Andrew and the Virgin Mary.
San Giovanni Battista, Praiano The Church of San Giovanni Battista (Italian: "Chiesa di San Giovanni Battista" ) is a church located in the center of Praiano, a small "comune" located on the Amalfi Coast in southern Italy. Constructed in the Romanesque style, San Giovanni Battista has a rectangular plan and a vaulted ceiling, featuring Italian Baroque design elements on the inside. Dating back to the 11th–12th centuries, the church features a very well preserved maiolica flora- and fauna-inspired tiled floor and a pipe organ from Neapolitan organ masters.