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Rammed Earth Structure Embracing Geothermal Features for a Wellness Retreat

Authors:
Simon Kenneth Degrace, Reid Matthew Posinski, Matthew Livingston
Rammed Earth Structure Embracing Geothermal Features for a Wellness Retreat

Project in-detail

Crafted from rammed earth and designed to integrate seamlessly with geothermal features, the structure serves as a dedicated wellness retreat that fosters a deep connection with its natural surroundings.
5 key facts about this project
01
Crafted from locally sourced rammed earth, enhancing sustainability and thermal performance.
02
Geothermal heating integrated into the design for energy-efficient climate control.
03
Curvilinear structure harmonizes with the natural topography of the landscape.
04
Strategic use of glass provides unobstructed views of the Northern Lights.
05
Private treatment areas designed for immersive nature experiences, prioritizing user tranquility.
Caldera: The Boiling Pot represents an architectural endeavor that harmonizes with its surrounding Nordic landscape, characterized by geothermal features. The design integrates seamlessly with the natural environment, promoting relaxation and wellness through an immersive spa experience. The building's layout and form are derived from the elements of the landscape, including the sky, mountains, and craters, creating a unique relationship between structure and site.

The primary function of the project is to provide a wellness retreat that encompasses various amenities, including treatment rooms, relaxation lounges, and a brewery. Each space is designed to engage visitors with the landscape while offering a sense of tranquility. The internal organization of the building facilitates movement and interaction, allowing users to connect both physically and aesthetically with the natural surroundings.

Unique Design Approaches

The architectural design employs organic, curvilinear forms that echo the fluidity of the landscape, distinguishing it from conventional spa architecture. This approach minimizes disruption to the existing topography and fosters a sense of integration. The use of locally sourced materials, such as hand-shaped rammed earth, wood, glass, metal, and concrete, further establishes a connection to the environment while addressing sustainability.

Natural light enters the interior through strategically placed windows, which frame views and promote a sense of openness. The arrangement of public and private spaces supports a balance between communal areas and personal retreats, enhancing user experience.

Materials and Spatial Organization

The building's material palette plays a critical role in defining its atmosphere. Warm textures from rammed earth walls create intimacy within treatment areas, while wood adds warmth and comfort. The use of glass allows for unobstructed views of the landscape and facilitates a natural transition between indoors and outdoors.

The spatial organization emphasizes flow and connectivity, with clear pathways guiding visitors through various attractions. Public areas encourage social interaction, while secluded spaces provide opportunities for reflection and relaxation. The design serves as both a destination and an extension of the surrounding terrain.

For a more comprehensive understanding of the project, readers are encouraged to explore the architectural plans and sections. A closer examination of the architectural designs will reveal deeper insights into the innovative ideas that define Caldera: The Boiling Pot.
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100,000 € Prize Fund / Kingpsan Edition #10
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Architecture for Children’s Development #3
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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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