| Seiyun Palace | |
|---|---|
قصر سيئون | |
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  Location within Yemen | |
| Alternative names | Kathiri Palace (Arabic: قصر الكثيري, romanized: Qasr Al-Kathiri) |
| General information | |
| Architectural style | Hadhrami |
| Town or city | Seiyun |
| Country | Yemen |
| Coordinates | 15°58′N 48°47′E / 15.967°N 48.783°E |
| Year(s) built | 1584 |
| Technical details | |
| Material | Mudbrick |
| Floor count | 7 |
| Known for | world’s largest mudbrick structure |
The Seiyun Palace is a palace located in the town of Seiyun in the Hadhramaut Governorate in eastern Yemen. It is one of the world’s largest mud-brick structures. The palace was the royal residence of the sultans of Kathiri Dynasty of Hadhramaut until 1967.