Using Generative AI to Visualize Unbuilt Architectural Masterpieces
New digital tools are bringing historical, unrealized architectural visions to life for modern audiences.
1Reviving Lost Architectural Visions
Many ambitious architectural projects exist only as archival drawings or models. Projects like Thomas Willson’s Primrose Hill pyramid or Christopher Wren’s original St. Paul’s design were never fully realized. Modern generative AI tools now allow architects to visualize these historical concepts, bridging the gap between ancient paper sketches and contemporary digital understanding.
2Historical Proposals and Ambition
Architects throughout history have proposed radical structures that challenged conventional urban life. From Ribart de Chamoust’s triumphal elephant in Paris to Ron Herron’s mobile Walking City, these designs explored new materials and social organization. These visions often anticipated the scale of modern megaprojects, even when they remained confined to the drafting table.
3The Power of Visualization
Architectural visualization is a technical skill that balances lighting, composition, and context to make complex ideas legible. Historically, architects relied on watercolors or section drawings to communicate their intent to patrons. Today, photorealistic imagery provides a new level of apparent certainty, though it also introduces modern interpretations into historical, incomplete design records.
4Categorizing Digital Interpretations
The Gendo project classifies its AI-generated images into three distinct approaches: evidence-based visualization, grounded interpretation, and open-ended provocation. Evidence-based work uses survey data for technical accuracy, while grounded interpretation fills gaps in historical records using plausible materials. Provocation moves further, experimenting with the spirit of the original design through contemporary creative lenses.
5Technical Accuracy in Rendering
For projects like Willson’s pyramid, the team uses defined camera positions and site data to place the structure within the London skyline. This method mirrors professional planning applications, testing both technical precision and visual persuasion. By comparing these renderings to the built environment, viewers can better grasp the intended scale of these monuments.
6Dialogue Between Eras
The series places historical proposals in conversation with modern counterparts, such as comparing Étienne-Louis Boullée’s cenotaph to the modern LED-covered Sphere. These comparisons highlight how different eras choose to monumentalize specific values, whether scientific understanding or commercial entertainment. Such dialogues reveal the evolving priorities of urban development and the enduring nature of architectural ambition.
7Democratizing Architectural Design
Generative tools are lowering the barriers to producing high-quality architectural proposals. Previously, creating polished visuals required significant time and specialized resources. Now, students and smaller practices can iterate on designs rapidly, as seen in recent community competitions where participants developed professional-grade visual proposals over the course of a single weekend.
8Transparency in Digital Creation
Gendo plans to share the 'canvases' behind their images, including source materials, iterations, and production decisions. This transparency allows viewers to trace the journey from archival record to contemporary image. By documenting these choices, the project provides a starting point for others to explore these historical designs or test their own architectural ideas.
9Beyond Physical Construction
Even without physical construction, these projects have profoundly shaped architectural thinking. Drawings like those for Città Nuova or Mies van der Rohe’s glass tower circulated through publications and education, influencing generations of designers. Contemporary visualizations offer a new medium to examine these ideas, helping us understand their potential impact on the surrounding urban fabric.
10The Future of Architectural Imagination
Revisiting unbuilt projects through AI does not complete the work of historical architects, but it makes their ideas accessible to a wider audience. By understanding the decisions behind each render, we gain insight into how tools shape what we build. This ongoing exploration highlights the evolving language of design in the digital age.