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Charred Wooden Shingles and Glass Façade Enveloping a Geothermal Wellness Retreat

Charred Wooden Shingles and Glass Façade Enveloping a Geothermal Wellness Retreat
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Enveloped in a façade of glass and charred wooden shingles, this geothermal wellness retreat harmonizes with its volcanic surroundings while offering visitors a unique spa experience rooted in local brewing traditions.
5 key facts about this project
01
Enveloping the structure, the charred wooden shingles provide both aesthetic appeal and fire resistance.
02
The bent A-frame design enhances structural stability while maximizing natural light entry.
03
Cross-laminated timber panels contribute to sustainability and a reduced carbon footprint.
04
Geothermal heating systems efficiently warm the spa facilities, utilizing local energy resources.
05
The layout encourages communal interactions, integrating spaces for brewing education and local culture.

## Overview

Situated in the Mývatn region of Iceland, the Luminous Crater is designed to integrate harmoniously with its natural surroundings while creating a distinctive beer spa experience. The project aims to celebrate local culture and enhance sustainable tourism by drawing inspiration from the region's unique geological formations, particularly the Skútustaðagígar craters. The intent is to establish a cultural landmark that provides an engaging and immersive experience for visitors.

## Design Methodology

### Architectural Form

The design reflects the undulating shapes of volcanic craters, featuring sweeping curves that resonate with the landscape's contours. An accessible roof deck and designated pathways connect various experiential areas, including spaces for beer tasting, relaxation, and engagement with the outdoors. The interior layout is structured across multiple levels: a basement accommodating brewing facilities, a ground floor with lounges and a spa for comfort, and a roof level that offers an outdoor spa and observation deck, facilitating a comprehensive visitor experience.

### Material Selection

A deliberate choice of materials plays a significant role in defining the building's aesthetic and functional character. Extensive use of glass in the exterior façade maximizes natural light and provides expansive views of the surrounding landscape. Interior spaces utilize wood for warmth and sensory appeal, while metallic surfaces reflect light, creating dynamic visual effects. Concrete elements ensure structural stability suitable for the region's challenging climate, complementing the overall design intent.

## Sustainability and Cultural Engagement

### Environmental Considerations

The Luminous Crater incorporates renewable energy sources and efficient water management systems, aligning with modern sustainability practices. By utilizing local materials and resources, the design seeks to minimize ecological impact while fostering a connection to the region's natural environment.

### Community Interaction

Functioning as a hub for cultural exchange, the facility promotes the Icelandic tradition of brewing and serves as a venue for community events. This aspect enriches the local tourism landscape and reinforces the project's commitment to cultural engagement, providing opportunities for both visitors and residents to gather and interact.

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Celebrating Visionary Design: The Buildner Unbuilt Award 2026

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Competition organisers

The Buildner Unbuilt Award 2026 celebrates visionary unbuilt architectural projects that explore creativity and innovation. Open to architects, designers, and students worldwide, the competition welcomes submissions in three categories based on project scale: Small Wonders (up to 100 m²), Medium Marvels (101–999 m²), and Large Visions (over 1,000 m²).

With a total prize fund of €100,000, each category winner receives €20,000, alongside student prizes of €5,000 and a €10,000 Best Presentation Award. Winners will also be featured internationally and presented with the Continuum Trophy designed by Germans Ermičs.

Registration runs from 31 October 2025 to 23 September 2026, with submissions due by 20 October 2026 and results announced on 1 December 2026. More information is available at architecturecompetitions.com 

Buildner's Unbuilt Award 2026

Celebrating your unbuilt architecture visions with a €100,000 prize

100,000€ Prize / 2026 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 23 September 2026

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