Adaptive Reuse in Architecture: Redefining Paris' Petite Ceinture as a Futuristic Esports ArenaAdaptive Reuse in Architecture: Redefining Paris' Petite Ceinture as a Futuristic Esports Arena

Adaptive Reuse in Architecture: Redefining Paris' Petite Ceinture as a Futuristic Esports Arena

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UNI Editorial published Blog under AR/VR, Urban Design on Jul 5, 2025

In a world where urban infrastructure constantly evolves, the concept of adaptive reuse in architecture has opened new doors to imaginative city-building. One such visionary project reimagines "The virtual ring-“la petite ceinture”in paris" as a futuristic open-air esports arena. Designed by 玉龙 周 (Yulong Zhou) and Gabriela Sofia Corvalan, this project was a shortlisted entry in The Digital Colosseum 2020, offering a radical rethinking of both urban play and public space.

Futuristic tunnel arena designed for FPS and MOBA games using dynamic lighting and immersive AR projections.
Futuristic tunnel arena designed for FPS and MOBA games using dynamic lighting and immersive AR projections.
Plan and sectional views showing spatial division of the tunnel for solo, FPS, and MOBA gameplay environments.
Plan and sectional views showing spatial division of the tunnel for solo, FPS, and MOBA gameplay environments.

A New Arena for the Digital Age

By 2050, esports is expected to be a universal activity integrated into our daily lives, much like football in a park. This proposal envisions turning existing urban spaces into open arenas where both casual gamers and professional players can participate in multiplayer games such as MOBA, FPS, racing, and fighting games.

Petite Ceinture, once a vital railway that encircles the city, now lies dormant. Yet, its continuous circular form and varied topography—cutting through bridges, tunnels, valleys, and forests—make it a uniquely flexible setting for a city-scale transformation. The project activates different terrains along the ring to create immersive digital environments across three distinct zones: Arena in Tunnel, Arena in the Valley, and Arena on the Bridge.

Arena in Tunnel: Augmented Combat in Darkness

The eastern tunnel section offers a low-visibility environment, ideal for FPS gameplay. This underground space creates a mysterious and playful contrast of light and shadow, enhancing the immersive quality of first-person shooter and MOBA games. The design introduces augmented reality (AR) and holographic projection systems, eliminating the need for screens. Spectators can casually pass by, becoming part of the audience experience without even stopping.

Arena in the Valley: Open Battleground for All

Located on the southern side, the valley section repurposes raised platforms beside the railway tracks to host competitive games. With characters from MOBA and fighting games projected as holograms, players can battle in full view of pedestrians. This section invites spontaneous participation and spectatorship, blurring the line between public park activity and digital sport.

Arena on the Bridge: Urban Projections for Competitive Racing

Positioned on the northeastern viaducts, the bridge section uses adjacent buildings as dynamic backdrops for racing and FPS games. This setup capitalizes on the urban density of the area, turning building facades into animated canvases. Game environments adapt in real time, with different architectural surfaces displaying interactive projections based on gameplay.

Elevated battle zones with holographic projections transform this valley into a public MOBA and fighting game arena.
Elevated battle zones with holographic projections transform this valley into a public MOBA and fighting game arena.
Bridge zone converts viaducts into racing tracks and FPS fields with projected gameplay across adjacent building façades.
Bridge zone converts viaducts into racing tracks and FPS fields with projected gameplay across adjacent building façades.

Rethinking Public Interaction through Architecture

This adaptive reuse strategy does more than retrofit old infrastructure—it redefines how we perceive public interaction, leisure, and entertainment. The idea positions citizens not just as spectators but also as participants in a citywide gaming network. Anyone walking alongside the track becomes a potential audience member, and public areas transform into hybrid spaces for training, competition, and casual play.

Multi-Functional Urban Integration

Beyond gaming, the arena serves as a public park and cultural venue. It merges the digital and physical realms, enabling inclusive access for all city dwellers. Whether you're watching a high-speed chase unfold on a bridge or catching a MOBA battle while walking your dog, the system makes esports visible, relatable, and part of daily urban life.

This project exemplifies the power of adaptive reuse in architecture to transform forgotten infrastructure into visionary spaces for future societies. By leveraging the latent potential of Paris' Petite Ceinture, the designers offer more than a design; they propose a paradigm shift in how we play, gather, and connect in the cities of tomorrow.

Nature merges with digital gaming in this forest-based arena—featuring jungling zones, shooting targets, and MOBA terrain.
Nature merges with digital gaming in this forest-based arena—featuring jungling zones, shooting targets, and MOBA terrain.
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