Publications
Monitoring Climate Change in Cultural Heritage Sites Through Enhanced Visualisation Experiences and Crowdsourcing
Climate change poses significant threats to cultural heritage sites, necessitating innovative risk assessment and mitigation strategies. The TRIQUETRA project addresses this challenge by integrating advanced technologies such as remote sensing, laser-based spectroscopy, and crowdsourcing to monitor climate risks at UNESCO World Heritage Sites like Choirokoitia in Cyprus. This approach quantifies the severity of hazards, tracks their progression, and informs adaptive preservation measures. By leveraging a dynamic web and mobile platform, TRIQUETRA engages citizens and visitors to contribute real-time data through photo uploads, enhancing 3D models and providing stakeholders with actionable insights. Additionally, immersive Virtual Reality (VR) and Augmented Reality (AR) experiences enrich visitor engagement while raising awareness about climate-induced vulnerabilities. The project establishes a scalable framework that combines technological innovation with community participation to safeguard cultural heritage globally.
Monitoring cultural heritage sites at risk using citizen engagement through crowdsourcing
Climate change poses significant risks to cultural heritage sites, threatening their physical integrity and the socio-economic systems they support. The TRIQUETRA project addresses these challenges by integrating advanced technologies like remote sensing and laser-based spectroscopy with citizen engagement through crowdsourcing. This innovative approach enables visitors to actively participate in monitoring by capturing and uploading site photos, which complement existing 3D models and provide up-to-date imagery for authorities. The project also incorporates augmented reality (AR) experiences to raise awareness about at-risk features and structural vulnerabilities. Applied to the UNESCO World Heritage Site of Choirokoitia in Cyprus, TRIQUETRA offers a replicable framework that enhances risk assessment and promotes active preservation efforts, benefiting cultural heritage sites globally.
The Triquetra Knowledge Base Platform
A digital innovation, the TRIQUETRA Knowledge Base Platform (KBP), has been developed to serve as a comprehensive electronic repository for cultural heritage data. This platform integrates advanced search tools and WebGIS capabilities, enabling efficient discovery of information related to multiple UNESCO World Heritage Sites, including Choirokoitia. The KBP's architecture supports diverse datasets, from literature reviews to geospatial data, with potential for future expansion beyond its initial scope. By leveraging a robust technological stack, the platform demonstrates how integrated systems can enhance accessibility and analysis of cultural heritage information.
The Use of Digital Twins for the Management of Cultural Heritage Sites
Digital twins emerge as powerful tools for managing UNESCO World Heritage Sites, particularly those vulnerable to natural hazards. A study highlights their potential in monitoring and mitigating risks like rockfall at Choirokoitia, a well-preserved Neolithic site in Cyprus. Using 3D volumetric models and augmented reality (AR) applications, the EXCELSIOR and TRIQUETRA projects demonstrate how digital twins can dynamically visualize sites, track changes from climate-induced stress, and enhance visitor experiences. The research also assesses long-term risks posed by extreme weather and seasonal variations, offering a proactive approach to preserving cultural heritage. This method combines state-of-the-art techniques with practical applications, setting a precedent for safeguarding vulnerable archaeological sites.
Developing augmented reality applications to promote digital storytelling: The cases of Choirokoitia and Sandby Borg
Research demonstrates that augmented reality (AR) game-based scenarios, grounded in digital storytelling and Kucher's framework for digital game-based learning, can significantly enhance interactive and immersive educational experiences at UNESCO World Heritage Sites. The study applied this approach to two distinct sites—Choirokoitia, a Neolithic village in Cyprus, and Sandby Borg, an Iron Age Ringfort in Sweden—developing scenarios that promote exploration, problem-solving, collaboration, and learning about cultural artifacts and values. By employing a bottom-up design process, the research integrated constructive evaluative feedback and flexible exploration paths, aiming to deepen users' engagement with heritage sites while fostering a deeper understanding of historical contexts.
Monitoring natural and geo- hazards at cultural heritage sites using Earth observation: the case study of Choirokoitia, Cyprus
A novel approach combining Earth observation techniques, such as SAR and InSAR, with in-situ methods reveals significant potential for monitoring natural hazards at cultural heritage sites. The study, focusing on Choirokoitia, a UNESCO World Heritage Site in Cyprus, demonstrates that these techniques can effectively identify and analyze ground deformation and rockfall risks induced by climate change and seasonal stressing actions. By employing PSI analysis, GNSS stations, UAVs, and photogrammetry, the research provides a systematic framework for early risk recognition, enabling effective conservation planning and visitor safety measures. This methodology offers a scalable solution for monitoring vulnerable cultural heritage sites worldwide.
A Virtual Tour of a Hardly Accessible Archaeological Site: The Effect of Immersive Virtual Reality on User Experience, Learning and Attitude Change
Virtual reality (VR) enhances user experience and presence but may not always improve learning outcomes compared to traditional desktop interfaces. A study on the archaeological site of Choirokoitia demonstrated that while VR users reported higher levels of immersion and positive experiences, participants using a desktop version showed greater learning gains. No significant differences were observed in attitude changes toward Cypriot archaeology between the two groups. The research involved creating an interactive digital reconstruction of the site accessible via both VR and desktop systems, followed by a feasibility study comparing these technologies to guide future applications based on user objectives.
Monitoring cultural heritage sites affected by geohazards
A proactive approach to assessing geo-hazards in cultural heritage sites, such as the UNESCO World Heritage Site of Choirokoitia in Cyprus, reveals that long-term monitoring can significantly enhance risk assessment and conservation planning. Unlike traditional reactive strategies, this study demonstrates the effectiveness of low-impact techniques like UAVs (Unmanned Aerial Vehicles) and geodetic methods to monitor structural deformation and surrounding geological contexts. By integrating these technologies, researchers can identify potential geo-hazards early, enabling more sustainable and cost-effective conservation efforts. This case study underscores the importance of understanding the broader geological and geotechnical environment to mitigate risks and prioritize maintenance policies for heritage sites.
Monitoring ground deformation of cultural heritage sites using UAVs and geodetic techniques: the case study of Choirokoitia, JPI PROTHEGO project
A novel approach using UAVs (unmanned aerial vehicles) and geodetic techniques demonstrates significant potential for monitoring ground deformation at UNESCO World Heritage Sites, exemplified by the case study of Choirokoitia. The research highlights that high-resolution data collected via UAVs, combined with precise geodetic measurements, can effectively track subtle changes in terrain, offering a scalable solution for preserving cultural heritage. This method provides a non-invasive alternative to traditional surveying, enabling real-time assessment and long-term monitoring of site integrity. The study underscores the importance of integrating advanced remote sensing technologies into conservation efforts to mitigate risks posed by environmental factors or human activity.
The use of UAVs to monitor archeological sites: the case study of Choirokoitia within the PROTHEGO project
Unmanned Aerial Vehicles (UAVs) emerged as a transformative tool for monitoring UNESCO World Heritage Sites, offering high-resolution data collection and analysis. This study demonstrated their effectiveness at Choirokoitia, a Neolithic settlement in Cyprus, showcasing UAVs' ability to capture detailed topographic and archaeological features without ground disturbance. By integrating multispectral imaging with photogrammetry, researchers generated precise 3D models and orthomosaics, revealing micro-topographical variations and structural details that are critical for site preservation and analysis. The approach not only enhanced documentation but also provided a scalable solution for large-scale heritage monitoring within the PROTHEGO project.
Methodology for locale-scale monitoring for the PROTHEGO project: the Choirokoitia case study
A novel methodology for locale-scale monitoring of UNESCO World Heritage Sites, demonstrated at Choirokoitia in Cyprus, integrates multiple geospatial techniques to assess ground stability and deformation risks. The study combines radar interferometry (InSAR) with field measurements—including static GNSS, total station surveys, leveling, laser scanning, and UAV data—to validate and refine satellite-derived motion data. By systematically comparing in-situ observations with Persistent Scatterer Interferometry results over two decades, the research aims to identify micro-movements and geohazards threatening archaeological remains. Additionally, it uses archival and current optical satellite images to calibrate risk assessments and urban expansion analyses, providing ground truth for land-use change classification. This approach offers a robust framework for monitoring cultural heritage sites vulnerable to geological instability.
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