San Martino is a church in Siena

Siena

Siena is a city in Tuscany, Italy. It is the capital of the province of Siena.The historic centre of Siena has been declared by UNESCO a World Heritage Site. It is one of the nation's most visited tourist attractions, with over 163,000 international arrivals in 2008...

, Tuscany

Tuscany

Tuscany is a region in Italy. It has an area of about 23,000 square kilometres and a population of about 3.75 million inhabitants. The regional capital is Florence ....

, Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

.

Known from the 12th century, it was enlarged and renovated in the 16th century. The façade was built in 1613 and the bell tower completed in 1738.

The interior, in the counterfaçade, has an Immacolate Conception Protecting Siena during the Battle of Camullia by Giovanni di Lorenzo, commissioned by the city's commune in 1528. In the chapels are, among the others: the Circumcision of Jesus

Circumcision of Jesus

The Circumcision of Jesus is an event from the life of Jesus of Nazareth according to the Gospel of Luke, which states in verse 2:21 that Jesus was circumcised eight days after his birth...

, one of Guido Reni

Guido Reni

Guido Reni was an Italian painter of high-Baroque style.-Biography:Born in Bologna into a family of musicians, Guido Reni was the son of Daniele Reni and Ginevra de’ Pozzi. As a child of nine, he was apprenticed under the Bolognese studio of Denis Calvaert. Soon after, he was joined in that...

's masterworks, the Martyrdom of St. Bartholomew (1637) by Guercino and the Nativity by Domenico Beccafumi.

The presbytery's restoration in the 17th century was patronized by the de' Vecchi family, who commissioned the decorations to the Mazzuoli family (they also finished the high altar).

Among the works are: the statue of St.Thomas of Villanova Joseph, who also built with his brother John, the monumental altar.