Pozzo di San Patrizio

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Pozzo di San Patrizio is a historic 16th-century well in Orvieto, Italy, renowned for its double-helix staircase designed to allow mules to carry water up and down without crossing paths.

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Statements (47)

Predicate Object
instanceOf architectural structure
historic well
tourist attraction
architect Antonio da Sangallo the Younger NERFINISHED
architecturalStyle Renaissance architecture
commissionedBy Pope Clement VII NERFINISHED
constructionEnd 1537
constructionStart 1527
country Italy
depth approximately 53 meters
designedFor continuous access to water during sieges
defensive water reserve
water supply
diameter approximately 13 meters
hasFeature central water shaft
double-helix staircase
two separate helical ramps
windows for natural light
hasLighting artificial lighting for visitors
natural light from windows
hasView central water surface
interior spiral ramps
heritageStatus historic monument
inception 16th century
isPartOf historic center of Orvieto
locatedIn Italy
Umbria NERFINISHED
location Orvieto NERFINISHED
materialUsed tufa rock
municipality Orvieto NERFINISHED
namedAfter Saint Patrick NERFINISHED
nativeLanguage Italian
nativeName Pozzo di San Patrizio NERFINISHED
numberOfStaircases 2
numberOfSteps 248
purpose to allow mules to transport water without crossing paths
to ensure water supply for Orvieto
safetyFeature parapet walls along staircases
significance engineering feat of the Renaissance
symbol of Orvieto
staircaseType double-helix staircase
touristActivity guided visits
staircase descent to water level
transportMode mules
visitorAccess open to the public
wellType artesian well
draw well

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Orvieto hasLandmark Pozzo di San Patrizio