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Sunken Guesthouse Featuring Basalt Cladding and Thermal Springs Integration

Authors:
Huei siang Wu, Ci Min Lun
Sunken Guesthouse Featuring Basalt Cladding and Thermal Springs Integration

Project in-detail

With a design that integrates basalt cladding and a sunken form to maximize geothermal advantage, this guesthouse offers a tranquil retreat in the heart of Iceland’s thermal landscape.
5 key facts about this project
01
Utilizes basalt cladding to blend seamlessly with the Icelandic landscape.
02
Sunken design enhances thermal efficiency by leveraging geothermal heat.
03
Private balconies in each room offer unobstructed views of the surroundings.
04
Incorporates communal spaces that promote social interaction among guests.
05
Strategically positioned hot tubs provide a unique outdoor relaxation experience.
The Vogaftjörs Náttúran project is a guesthouse designed to utilize Iceland’s thermal springs, strategically located within the natural landscape. The architectural design integrates traditional Icelandic building elements with contemporary architecture, creating a space that functions as a retreat for guests seeking relaxation and connection with nature. The building employs a sunken design that minimizes visual disruption while enhancing energy efficiency, making full use of geothermal heat from its surroundings.

Sustainability and environmental integration are central to the design approach. The guesthouse features a long, low profile, resembling local vernacular architecture and ensuring minimal impact on the landscape. The thermal performance of the structure is maximized through the careful selection of materials, specifically basalt stone, timber, and fair exod concrete. These materials not only provide durability but also resonate with the local context, enhancing the overall aesthetic without compromising functionality.

Unique Design Features
The design distinguishes itself from similar projects through its emphasis on both privacy and community. Each guest room is thoughtfully positioned to provide unobstructed views and a degree of separation from others, allowing for a personal retreat experience. Shared living areas and communal spaces are also integrated into the layout, fostering social interaction. A focal point of the design is the strategic placement of outdoor hot tubs overlooking the landscape, creating a unique experience that combines relaxation with the natural beauty of the Icelandic terrain.

Natural Integration and Spatial Arrangement
The project showcases a commitment to seamless integration with its environment. Expansive windows and open balconies promote interaction with the landscape while allowing natural light to enter the interiors. The spatial arrangement divides the guesthouse into distinct zones for privacy, communal living, and wellness areas. Each aspect of the design is oriented to enhance the connection between the guests and the natural surroundings, taking into account both views and thermal comfort.

The Vogaftjörs Náttúran guesthouse stands out through its innovative architectural responses to its environment, combining local traditions with modern sustainability efforts. Readers interested in detailed architectural plans, sections, designs, and ideas for this project are encouraged to explore the full presentation of this design.
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MICROHOME
MICROHOME
100,000 € Prize Fund / Kingpsan Edition #10
Kinderspace
Kinderspace
Architecture for Children’s Development #3
Buildner's Unbuilt Award 2025
Buildner's Unbuilt Award 2025
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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