Sanctuary of San Valeriano: Faith, History, and Mysteries in Cumiana
Nestled in the Piedmont hills of Cumiana, in the province of Turin, the Sanctuary of San Valeriano holds a story of deep faith, martyrdom, and centuries-old traditions. A place of spirituality and memories, where popular devotion intertwines with the legends of the Theban saints and the silences of a past waiting to be rediscovered.
The History of the Sanctuary: From Fifteenth-Century Origins to the Present
The roots of the Sanctuary of San Valeriano date back to the 15th century, when a small chapel was built to protect and venerate the stone soaked with the martyr’s blood. According to local tradition, San Valeriano, a soldier of the legendary Theban Legion, was martyred on these very hills. Although his story is not confirmed by the official hagiographies of the Theban saints, popular devotion has always honored his figure.
Over the centuries, the original chapel proved insufficient to accommodate the numerous pilgrims. At the end of the 18th century, the architect Grossi designed a significant expansion and embellishment, transforming the chapel into a larger and more dignified sanctuary. This intervention gave the sanctuary the appearance that, in part, it still retains today.
San Valeriano: A Martyr Between Faith and Legend
Who was San Valeriano? Tradition holds him to be a Roman soldier, a member of the Theban Legion, a military unit composed entirely of Christians from Egypt. During the reign of Emperor Maximian, the Theban Legion refused to persecute other Christians and participate in pagan rites, drawing the emperor’s wrath. The legion was decimated, and the remaining soldiers, including Valeriano (according to local tradition), were martyred in various locations. Cumiana claims the site of Valeriano’s martyrdom, and the stone on which he was supposedly beheaded is venerated as a relic.
Treasures of Faith and Devotion: Between Art and Testimonies

Statue of San Valeriano
The Sanctuary of San Valeriano houses several elements of historical and artistic interest. Among these, the wooden statue of the saint, blessed in 1873 and used for processions, stands out. This image, an expression of popular faith, bears witness to the centuries-old devotion to San Valeriano.

Stone of San Valeriano’s martyrdom
Another object of worship of great importance is the stone on which, according to tradition, Valeriano was beheaded. This relic, venerated since the 15th century, is the focal point of devotion to the saint and the original reason for the construction of the chapel.
Along the walls of the sanctuary, numerous ex-votos dating back to the 18th and 19th centuries were once displayed. These painted tablets, offered by the faithful as thanks for received graces, represented a precious testimony of popular faith and the history of the sanctuary. Today, unfortunately, they are not always visible or accessible.
A Sanctuary to Rediscover: Adventure and Spirituality
The Sanctuary of San Valeriano, after a period of disuse starting in 1950, saw a new phase of life in 1987 with the establishment of the Montecroce Monastic Fraternity. However, current information on the presence and activities of the monastic fraternity is limited. A potential visitor might find it interesting to actively seek updated contact information or opening hours to plan a visit. This could involve an “adventurous” search for information, contacting the local diocese or looking for unconventional online sources (such as local forums or blogs by enthusiasts of Piedmontese history and traditions).
Visiting the Sanctuary of San Valeriano offers the opportunity to immerse oneself in an atmosphere of peace and spirituality, to learn the history of a martyr saint, and to admire the testimonies of popular faith. An ideal place for those seeking an authentic experience of devotion and a connection with the roots of local history.
Ideas for an “Adventurous Research” at the Sanctuary:
- The search for the lost ex-votos: Investigate the fate of the 17th and 18th-century ex-votos mentioned in historical sources. Are they still preserved somewhere? In private hands? Does a detailed inventory exist?
- The traces of the Montecroce Fraternity: Delve into the history and activities of the Montecroce Monastic Fraternity, seeking direct or indirect testimonies of their presence in the sanctuary. Did they leave documents, works, or particular signs?
- The “stone of torment”: Seek scientific confirmation (or refutation) regarding the nature of the “stone of torment.” Is it truly a local stone? Does it show traces of blood or other organic material compatible with a martyrdom?
- Local legends: Collect local legends related to San Valeriano and the sanctuary, interviewing the oldest inhabitants of Cumiana. Are there particular stories or anecdotes passed down orally?





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