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Engaging with Northern Lights Through Charred Wooden Shingles and Rock Walls in a Thermal Retreat

Authors:
João Arnas, Susanna Brolhani, Ale Montani, Karina Scussiato pimentel
Engaging with Northern Lights Through Charred Wooden Shingles and Rock Walls in a Thermal Retreat

Project in-detail

Crafted with charred wooden shingles and anchored by sturdy rock walls, this thermal retreat harnesses the captivating beauty of the Northern Lights to offer guests a serene wellness experience.
5 key facts about this project
01
The design incorporates charred wooden shingles that enhance durability while providing a distinctive aesthetic.
02
Rock walls are used as both structural elements and effective thermal insulation, rooted in the local geology.
03
Circular layouts promote communal interaction while creating a unique spatial experience for guests.
04
Strategic window placements maximize panoramic views of the Northern Lights, integrating celestial beauty into the guest experience.
05
The use of cross-laminated timber panels contributes to sustainable construction while maintaining a modern appeal.
Caldarium is an architectural project designed as a thermal spring guest house, ideally situated to make the most of its natural surroundings and local phenomena. This project embodies a thoughtful exploration of how architecture can coexist harmoniously with nature, fostering a sense of community while offering an inviting retreat for visitors. The design reflects a deep understanding of its geographical context, focusing on creating an intimate space that encourages relaxation and social interaction.

The primary function of Caldarium is to provide a comfortable and rejuvenating environment for guests seeking wellness experiences that incorporate natural thermal springs. The design emphasizes both public and private areas, accommodating a variety of needs and preferences. Communal spaces such as living rooms, dining areas, and hot tubs are thoughtfully integrated, promoting social engagement among visitors. In contrast, private guest rooms provide secluded retreats, each designed to maximize views of the surrounding landscape and natural light.

Key elements of the project include its circular design, which not only facilitates movement and connection but also symbolizes unity and inclusivity. The two semi-circular structures face each other, creating a dynamic interaction space that encourages guests to engage with one another. This layout not only enhances the architectural experience but also reinforces the theme of community at the core of the project.

Materiality plays a significant role in the overall aesthetic and functionality of Caldarium. The use of rock walls not only roots the project in its local geological context but also serves practical purposes such as thermal insulation. Steel columns provide structural support while contributing to a contemporary aesthetic. The design incorporates an opaque canopy with carefully calibrated openings, which frames views of the sky and allows glimpses of the Northern Lights—an experience thoughtfully woven into the guest experience.

Translucent windows are strategically placed throughout the design, allowing natural light to filter through while creating visual connections to the outdoors. These design decisions are integral to the overall atmosphere of the guest house, fostering a sense of transparency that encourages interactions with nature. Transitional spaces within the complex, like the fireplace and thermal bath, serve as focal points that draw people together, enhancing the communal atmosphere.

Unique design approaches define Caldarium, particularly through its careful consideration of natural light and celestial phenomena. By orienting the structures to maximize views of the Northern Lights, the project embraces its geographical distinctiveness. This integration of nature into everyday experiences encourages visitors to connect with their environment, deepening their overall experience. The circular forms of the architecture further create intimate settings that promote conversation and relationships among guests.

Caldarium effectively balances functional amenities and a profound connection with the surrounding landscape, achieving a serene and supportive environment for relaxation and rejuvenation. The project serves as an exemplary model of contemporary architecture that respects natural elements while providing comfortable communal spaces. As you explore the project presentation, consider reviewing the architectural plans, sections, designs, and ideas to gain deeper insights into the thoughtful approaches taken in the creation of Caldarium. The design encapsulates a commitment to integrating nature with human experience, ultimately aiming to enhance well-being through architectural innovation.
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100,000 € Prize Fund / Kingpsan Edition #10
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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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