Publications
Ceremonial Landscapes of Pasargadae
Pasargadae, under Cyrus the Great's rule, established a unique Persian aesthetic by integrating cultural and natural landscapes to create ceremonial settings for large gatherings. The site's monumental structures—Gate R, Audience Palace (S), Residential Palace (P), and Zendan tower—likely served ritualistic purposes, with Gate R possibly functioning as a royal stage and the palaces hosting banquets while symbolizing the king's presence. Cyrus' burial at Pasargadae transformed the city into a focal point for funerary rites, emphasizing its role in daily homage to the departed monarch. The study reconstructs these ceremonial functions through spatial analysis and historical context.
Constructing Space at Pasargadae
Pasargadae, founded around 550 BC, stands out for its vast scale, natural beauty, and decentralized architectural layout, contrasting sharply with the stratified urban designs of Elamite and Mesopotamian regions. Situated in the Dasht-i Murghab mountain plain at approximately 1,900 meters elevation, the site's spatial organization was intricately shaped by both natural topography and an advanced hydrological system. This system, comprising rivers, tributaries, dams, channels, and pools, played a crucial role in defining the city's 'urban planning.' Despite uncertain boundaries, five distinct sectors have been identified based on water features and movement patterns, revealing a sophisticated approach to urban design that integrated natural elements with engineered infrastructure.
The Beautiful Nothing: A Cosmic Reflection from Hafez's Tomb to Pasargadae
A groundbreaking simulation anchors the Solar System at Hafez's Tomb in Shiraz, Iran, scaling Earth to the size of a human cell. This localized model traces cosmic scales from the Sun (a 2mm bead on the tombstone) through the Oort Cloud boundary at Mount Bamu, culminating at the nearest neighboring star near Pasargadae's Almas-Bor mine. By integrating astronomical precision with Persian cultural heritage and Artemis II mission imagery, the study highlights humanity's profound isolation in the universe—a reflection on the 'Beautiful Nothing' that defines our existence.
Biofilm driven bioweathering on limestone; a humidity dependent process
Cyanobacterial biofilms significantly accelerate limestone weathering at UNESCO World Heritage Site Pasargadae, with humidity playing a critical role. Research revealed that Chroococcidiopsis spp., dominant in endolithic biofilms, trigger microfracturing and mineral dissolution while forming rhombohedral CaCO₃ crystals under controlled hydration-desiccation cycles (29.5–100% RH). The study links phototrophic microbial activity to carbonate precipitation-dissolution dynamics in semiarid climates, emphasizing water availability as a key factor in biofilm-driven degradation. While findings highlight the process's humidity dependence, further research is needed to fully understand microbial community interactions.
Pigments from Pasargadae and Persepolis in the Metropolitan Museum of Art (NY): recent scientific investigations on four paper squeezes
Recent scientific analysis of paper squeezes from UNESCO World Heritage Sites Pasargadae and Persepolis has identified new evidence of lazurite as a blue pigment and magnetite as black, alongside confirming previously known red pigments. These findings, derived from microscopic investigations, imaging techniques, and chemical analyses, provide deeper insights into the ancient polychromatic contexts of these sites. The study examined architectural fragments, including an anthropomorphic ear relief from Palace P in Pasargadae and a Hebrew-inscribed stone block from Persepolis' Tachara, revealing the complexity of pigment use in Achaemenid art and architecture.
Resilience of the Parse-Pasargadae World Heritage Sites Against Environmental Crises Using Achaemenid Creativity and Traditional Knowledge
A study on the UNESCO World Heritage Sites of Pasargadae reveals that traditional Achaemenid engineering and knowledge can serve as a model for resilience against modern environmental crises. The research highlights how the Achaemenids designed integrated water systems to manage droughts and seasonal flash floods, while also employing seismic-resistant architectural techniques such as multi-layered stone foundations and large stone blocks to enhance structural stability. Through field investigations and historical document analysis, the study demonstrates that reapplying this ancient technical knowledge can restore human coexistence with natural hazards and protect heritage authenticity. The findings underscore the potential for traditional engineering solutions to address contemporary environmental challenges in semi-arid regions.
Ritual, Ceremony, Dwelling: A function-space analysis of Iranian columned Halls from Hasanlu to Pasargadae (1300–540 BC)
A comparative function-space analysis of Iranian columned halls from Hasanlu to Pasargadae (1300–540 BC) reveals that functional needs were the primary determinant of spatial organization. Ritual halls, such as those at Hasanlu II, feature strong central axes, controlled access, and hierarchical circulation, while multifunctional halls like Nush-i Jan and Godin exhibit flexible, open spaces with multiple access points and lack rigid hierarchies. Residential halls, exemplified by Baba Jan II, prioritize daily functionality through asymmetry, decentralized columns, and integrated service spaces. The study identifies distinct patterns in movement (guided vs. free), spatial relationships (self-contained vs. integrated), and scale/height (monumental in ceremonial contexts).
Vegetation Analysis in the Archaeological Area of Pasargadae WHS (Iran) Enhancing the Naturalistic Value of the Site within the Occurring Environmental Changes
A pioneering vegetation analysis of the UNESCO World Heritage Site Pasargadae (Iran) reveals seven distinct plant communities shaped by environmental, edaphic, and anthropogenic factors. The study identifies key bioindicator species such as Launaea acanthodes and Stipa barbata, which reflect ecological gradients and human interventions, including water resource management. Hilly grassland communities were found to host the highest diversity of conservation-significant plants, emphasizing their critical need for protection. Climate data indicates increasing xeric conditions due to dam construction and irrigation, underscoring the urgency of preserving Pasargadae's naturalistic and historical values. This research provides a framework for integrating vegetation analysis into site management strategies amid environmental change.
Risk, hazard, and vulnerability for stone biodeterioration due to higher plants: The methodological proposal of a multifactorial index (RHV)
A multifactorial index (RHV) has been developed to assess the risk of stone biodeterioration caused by higher plants, offering a comprehensive method for evaluating threats to stone structures and local conditions of vulnerability. The index associates risks with environmental conditions—such as bioclimate—and plant growth characteristics, while linking vulnerability to edaphic factors (stone typology) and conservation status. Tested across international sites spanning temperate, Mediterranean, sub-Mediterranean xeric, and tropical climates, the RHV demonstrates its utility in analytically assessing risks posed by ruderal plants in cultural heritage contexts like Pasargadae.
A ‘Persian Conception of Urbanism’ as Seen from the Results of New Field Research in Fars (Southern Iran)
New geophysical and archaeological research in Fars, southern Iran, has unveiled a distinct 'Persian conception of urbanism' at UNESCO World Heritage Sites Pasargadae and Persepolis. Unlike the structured Babylonian model, this approach incorporates heterogeneous layouts with alternating built spaces and extensive green areas. At Pasargadae, findings suggest an inhabited settlement adjacent to monumental Achaemenid structures, while at Persepolis, excavations in sectors like Persepolis West and Firuzi have revealed pre-Darius I monumental buildings, including the Gate of Tol-e Ajori, with Babylonian influences. These discoveries challenge previous assumptions about urban planning in ancient Persia.
Marie-Laure Chambrade, Sébastien Gondet, Damien Laisney, Marzieh Mehrabani, Kourosh Mohammadkhani, Farhad Zareh-Kordshouli. « The canal system of Ju-i Dokhtar: New insight into water management in the eastern part of the Pasargadae plain (Fars, Iran) »
A new understanding of ancient water management emerges from the study of Pasargadae's Ju-i Dokhtar canal system, revealing sophisticated irrigation techniques used in the eastern Fars plain. The research identifies key components of this historic network, providing insights into its functionality and integration within the broader landscape. By analyzing geological features and historical records, the team reconstructed the canal's layout, demonstrating its role in sustaining agricultural productivity during the Achaemenid period. This discovery enhances our knowledge of Pasargadae's significance as a UNESCO World Heritage Site, highlighting its advanced engineering achievements.
Electromagnetic Mapping of Pasargadae (Fars Province, Iran): Feedback from the 2017–2018 Fieldwork
Advanced electromagnetic mapping of the UNESCO World Heritage Site Pasargadae, a significant Achaemenid center in southern Iran, has revealed new insights into its layout and geomorphology. The study utilized two GF Instruments CMD electromagnetic devices during fieldwork conducted between 2017 and 2018 to generate high-resolution subsurface data. This approach allowed researchers to uncover hidden structures and geological features, providing a deeper understanding of the site's complex architecture and environmental history. The findings contribute valuable information for both archaeological preservation efforts and further studies on Achaemenid urban planning.
Planning for Sustainable Tourism Development using SWOT Analysis – Case Study: Pasargad Region – Fars, Iran
A study on Pasargadae identifies that an offensive/competitive strategy leveraging internal strengths can effectively capitalize on external opportunities for sustainable tourism development. Using SWOT analysis, the research evaluates key factors influencing sustainability in the Pasargad region of Fars, Iran, to guide strategic planning. This approach aims to balance environmental, social, and economic impacts while ensuring long-term growth. The findings highlight the potential of Pasargadae as a model for sustainable tourism, offering actionable insights for planners and researchers.
Preliminary Valorization of Climatic Conditions Effects on Curing of Air Lime-Based Mortars for Restorative Applications in the Pasargadae and Persepolis World Heritage Sites
Climatic conditions significantly influence the performance of air lime-based mortars, enhancing their hydrophobicity and superficial durability without adverse effects on setting time or calcium carbonate formation. A study found that adding sesame cooking oil to these mortars improved their properties when cured under natural outdoor conditions at UNESCO World Heritage Sites like Pasargadae and Persepolis, unlike in controlled laboratory settings where such additions negatively impacted permeability and carbonation rates. The research involved synthesizing mortars with oil additives and comparing their curing outcomes under different environmental parameters.
Substrate Preferences of Ruderal Plants in Colonizing Stone Monuments of the Pasargadae World Heritage Site, Iran
Plant colonization on archaeological structures is significantly influenced by substrate conditions, including stone typology and microsite characteristics. A study at the Pasargadae World Heritage Site revealed that porosity and weathering of limestone, along with specific microsites like junctions between stone blocks (M1a) and large fractures covered by soil (M3), create highly favorable conditions for plant establishment. These areas require periodic monitoring due to their high risk of biodeterioration. The research assessed 142 ruderal plants across nine monuments, two types of stones, and eight microsites, demonstrating that substrate preferences play a crucial role in species composition, diversity, and richness. This insight is pivotal for integrating ecological considerations into the management plans of archaeological sites.
Characterization and damage assessment of stones used in the Pasargadae World Heritage Site, Achaemenian period
Research at Pasargadae, an Achaemenian period UNESCO World Heritage Site, reveals that the site's architectural stones—previously classified by color (beige, dark-gray, and green-gray)—are distinct limestones with varying textures. Two types exhibit a compact structure, while the third is notably porous. Petrochemical analysis identified dolomite in some beige stone samples, though no salt was detected as a potential decay factor. Scanning electron microscopy (SEM) pinpointed calcite crystal dissolution as a primary cause of deterioration in dark-gray and green-gray stones. These findings provide critical insights for tailoring conservation strategies to preserve Pasargadae's historic integrity.
Mineralogical–Geochemical Characterization and Provenance of the Stones Used at the Pasargadae Complex in Iran: A New Perspective
A new study reveals the provenance of stones used in the construction of Pasargadae, Iran's ancient UNESCO World Heritage Site, dating back to 550–330 BCE. Researchers identified Abolverdi quarry as the source for light limestone, particularly in Cyrus the Great's tomb, while Ahmad-Beigi and Sarpaniran outcrops supplied dark limestone. Using mineralogical and geochemical analysis—including optical microscopy, X-ray diffraction, ICP-MS, and XRF—the team distinguished stone sources based on Sr/Fe ratios and rare-earth element concentrations. Principal component analysis confirmed these findings, offering fresh insights into the sophisticated stonework techniques of ancient Persian architecture.
Picturing Pasargadae: Visual Representation and the Ambiguities of Heritage in Iran
A systematic analysis of publicly available online images of Pasargadae, a UNESCO World Heritage site in southern Iran, reveals that visual representations of the site foster a sense of intimacy and common ground for pre-Islamic heritage. This intimacy serves as both a meeting point and a contested space for Iranian state and society in shaping versions of national identity. The study highlights the complex relationship between visual depictions and visitation practices at Pasargadae, offering insights into the peculiarities of heritage representation in Iran.
Painted plaster and glazed brick fragments from Achaemenid Pasargadae and Persepolis, Iran
Achaemenid artisans employed diverse materials and techniques to achieve polychromatic finishes in their architecture, as revealed by the analysis of painted plaster and glazed brick fragments from Pasargadae and Persepolis. The study identified up to five layers of paint on Pasargadae plaster, including pigments like Egyptian blue, malachite green, red ocher, and cinnabar red, while Persepolis floor fragments featured lime plaster with hematite-rich paint layers. Glazed bricks from Persepolis were found to be composed of high-silica material similar to faience, decorated with alkaline glazes containing lead antimonate, magnesium-iron, and copper. The research used non-invasive X-ray fluorescence and scanning electron microscopy to examine the fragments' layering stratigraphy and composition, providing insights into Achaemenid material technology and informing long-term preservation efforts.
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