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Geothermal Spa Loops Crafted From Sustainable Timber and Concrete Amidst Volcanic Landscapes

Authors:
Jan Wojtas, Tobias Fiege
Geothermal Spa Loops Crafted From Sustainable Timber and Concrete Amidst Volcanic Landscapes

Project in-detail

Crafted from charred wooden shingles and concrete, the geothermal spa loops weave through Iceland's volcanic landscape, providing a harmonious retreat that invites visitors to explore and connect with the surrounding natural environment.
5 key facts about this project
01
The design incorporates charred wooden shingles that enhance durability while blending with the volcanic landscape.
02
Cross-laminated timber panels are used for a lightweight structure that supports the bent A-frame design.
03
Geothermal resources are harnessed for spa facilities, promoting energy efficiency and sustainability.
04
Observation platforms are strategically positioned for educational engagement with the surrounding geology.
05
Hiking loops are integrated into the design, offering direct access to the natural terrain and vistas.
The GRJÓTAGJÁ Loops project represents a thoughtful fusion of architecture and the natural landscape of Iceland, featuring a design that amplifies the unique geological characteristics of the region. The project is strategically situated to provide visitors with a deeper understanding of the earth's geology while facilitating varied recreational activities. By harnessing the beauty of the surrounding volcanic landscape, this architectural endeavor offers a comprehensive experience that unites functionality with aesthetic value.

At its core, the project embodies the dynamic relationship between tectonic movements and human interaction, as seen through the use of circular forms and loops in the design. These loops symbolize the volcanic activity that defines the Icelandic terrain, fostering a sense of exploration among visitors. The design functions as a narrative pathway, guiding participants through specific areas, including the Cave Loop, Hiking Loop, Spa Loop, and observation platforms known as growing bridges. Each element serves a distinct purpose while contributing to a seamless flow of movement across the site.

The Cave Loop is designed to immerse visitors within natural formations, inviting moments of reflection and interaction with the geological history of the area. The Hiking Loop offers a unique vantage point for viewing the expansive landscape, encouraging outdoor enthusiasts to appreciate the vastness of Iceland’s topography. Equally important, the Spa Loop introduces a wellness dimension to the project, incorporating geothermal features that are essential to Iceland’s identity. Visitors can indulge in thermal pools designed to harmonize with the surrounding environment, promoting relaxation and a connection with nature.

One of the hallmark features of this project is the observation platforms, which provide panoramic views and educational opportunities regarding the region’s geology. The use of a growing bridge design allows for a multifunctional approach to observation, where visitors not only engage visually with the surroundings but also gain insights about the geological processes that shaped the land. These platforms serve as central points for gathering, observation, and education, allowing the architecture to play an interactive role in the overall visitor experience.

The architectural decisions made in the GRJÓTAGJÁ Loops project emphasize materiality and sustainability. Concrete is the foundational material used, valued for its durability and strength in the harsh Icelandic climate. Steel components enhance structural integrity, allowing for the graceful cantilevers of observation spaces, while warm timber elements contribute an inviting touch to the interiors. Glass is strategically integrated to promote natural light and create a visual connection between the interior spaces and the dramatic landscape outside.

The project also prioritizes sustainability, implementing eco-friendly practices and local materials to minimize environmental impact. Water management is considered, particularly in the spa facilities, by utilizing Iceland's geothermal resources. This thoughtful approach ensures that the architectural design not only meets functional needs but also respects and preserves the ecological context in which it is situated.

In summary, the GRJÓTAGJÁ Loops project illustrates a sophisticated and respectful alignment of architecture with the Icelandic landscape. Its design promotes interaction, education, and wellness, while the material choices and sustainability efforts reflect a commitment to responsible architecture. The project invites individuals to engage with Iceland’s unique environment in a meaningful way, further encouraging exploration into its architectural plans, sections, designs, and ideas for a fuller understanding of its contribution to contemporary architecture. Readers are encouraged to delve into the project presentation for greater insights and appreciation of this thoughtful integration of design and landscape.
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100,000€ Prize / 2025

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

Competition organisers

The 10th edition of the MICROHOME architecture competition invites architects and designers from around the world to explore the possibilities of compact, sustainable living. Hosted by Buildner in collaboration with Kingspan and Hapi Homes, this special edition challenges participants to design an off-grid, modular microhome for a young professional couple, with a maximum floor area of 25 m². Designs should prioritize innovation, efficiency, and real-world feasibility. 

A total prize fund of 100,000 € will be awarded, including three main prizes, the Kingspan Award, and the Hapi Homes Award, which will grant 15,000 € and lead to the construction of the selected design. The final registration deadline is September 25, 2025, and winners will be announced on Decebmer 9, 2025. For full competition details and submission guidelines, visit microhome.info.

Microhome

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € PRIZE FUND / KINGPSAN EDITION #10 IDEAS COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Early bird registration deadline 22 May 2025
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