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Column of Constantine is an obelisk and pillar in Türkiye, Asia. UNESCO World Heritage List: Historic Areas of Istanbul dates it to 330 CE. Its height is listed as 35 m (estimated). UNESCO World Heritage List: Historic Areas of Istanbul also records: “Commemorative column.”
A porphyry column raised when Constantinople was dedicated.



Guide answers and timeline insights related to this Wonder.
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Compare the published evidence and its interpretations. “Consensus” records the mainstream account; “Alternative” identifies a competing interpretation, not an equally established conclusion. Estimates and unresolved questions remain qualified in the claim text.
| Field | Consensus | Alternative |
|---|---|---|
| Date | 328 CE - 330 CE 330 CE UNESCO World Heritage List: Historic Areas of Istanbul | No claims found. |
| Purpose | Commemorative column UNESCO World Heritage List: Historic Areas of Istanbul | No claims found. |
| Method | No claims found. | No claims found. |
Calculating elapsed time...
Approximate - counted from January 1, 329 CE (UTC). Based on the midpoint of 328 CE - 330 CE; the underlying date is uncertain.
| Unit | Completed total |
|---|---|
| Centuries | — |
| Decades | — |
| Years | — |
| Days | — |
| Hours | — |
Each row is an independent total of the same span, not a breakdown to add together.