Fortification Node · HSKRC

Šams Kelāyeh Fortification

A source-led research node for Šams Kelāyeh, the fourth component of the UNESCO World Heritage property Alamūt Castle and Related Fortifications.

Qazvin Province1770-004World Heritage · 2026
Verified Profile

Official component data

A component of the coordinated defensive system

The World Heritage Committee identifies Šams Kelāyeh as one of the six fortifications associated with Alamut Castle. The seven components are distributed across the Alamut Valley and together form a coordinated defensive system. [HSKRC-SRC-0009] [HSKRC-SRC-0010]

UNESCO component ID1770-004
Property area115.55 ha
Buffer zone1,807.39 ha
Centre point36°28′14.26″N · 50°29′07.35″E
Archaeological Context

Ruins within a mountain defensive landscape

ICOMOS treats the seven components as archaeological sites within a visually and structurally connected fortified system in the Alborz Mountains. Across the serial property, surviving evidence includes walls and underground systems associated with water and food supply. The evaluation does not justify assigning every network-wide feature to Šams Kelāyeh individually, so HSKRC keeps those broader observations distinct from component-specific facts. [HSKRC-SRC-0012]

Historical Context

Šams Kelāyeh within the Alamut system

Network significance

UNESCO describes the wider fortified network as strategically positioned in the rugged Alborz landscape. From the late eleventh century, Alamut served as the political, military and intellectual centre of the Nezāri Ismaʿilis, while the associated fortifications formed part of the system that supported the community. [HSKRC-SRC-0009]

Evidence boundary

HSKRC does not give Šams Kelāyeh a precise construction date, named founder, garrison size or specialised function on this page because the official sources used here do not establish those details at component level.

World Heritage Value

Part of a rare testimony to Nizari culture

The serial property was inscribed in 2026 under criterion (iii). The Committee's Statement of Outstanding Universal Value describes the seven-site ensemble as rare testimony to the Nezāri Ismaʿili cultural tradition that flourished in the Alborz Mountains from the eleventh to the thirteenth centuries, integrating defence, administration, scholarship and community life. [HSKRC-SRC-0010]

Research principle: HSKRC distinguishes network-wide evidence from component-specific evidence.
Sources

Traceable research base

HSKRC-SRC-0009 — UNESCO World Heritage property record
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HSKRC-SRC-0010 — UNESCO Decision 48 COM 8B.18
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HSKRC-SRC-0012 — ICOMOS Evaluation, 2026
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