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Rammed Earth Tower With Spiral Shaft Offering Panoramic Views and Natural Light

Author:
Laura Mihalache
Rammed Earth Tower With Spiral Shaft Offering Panoramic Views and Natural Light

Project in-detail

Rammed earth construction shapes a spiral tower that offers sweeping vistas and natural light, serving as an observation point and visitor center within a striking geological landscape.
5 key facts about this project
01
Rammed earth forms the primary structure, providing thermal mass and ecological integration.
02
The spiral shaft design enhances the visitor experience through varied spatial progression.
03
Strategically placed apertures allow natural light to penetrate deep into the interior spaces.
04
A rainwater harvesting system is integrated into the aluminum roofing for sustainability.
05
The observation platform is designed to maximize panoramic views of the surrounding geological formations.
The architectural project "A Cave in a Tower" presents a unique response to its geographical context adjacent to the Grímsvötn caves. This design explores the integration of natural forms into a contemporary tower structure, aimed at both observation and visitor engagement. By harmonizing with the surrounding landscape, the project creates a meaningful dialogue between built and natural environments.

The primary function of this project is to serve as an observation point and visitor center, allowing individuals to immerse themselves in the geological features of the area. The planned spaces include an entrance vestibule, exhibition areas, a café, and a prominent observation platform, designed to cater to a broad audience. Each space fosters exploration and appreciation of the natural surroundings, encouraging a deeper connection with the environment.

The design employs an innovative approach to spatial configuration. The tower features a vertically spiraling shaft that expands as it rises, creating a sense of ascent and discovery. The careful arrangement of interlinking spaces guides visitors through varied environments, incorporating different ceiling heights and natural light sources to enhance the experience.

One notable aspect of "A Cave in a Tower" is its materiality. Utilizing rammed earth forms the primary structural component, which not only provides stability but also blends seamlessly with the local geology. Reinforced concrete is strategically used for horizontal elements, while aluminum roofing allows for efficient rainwater collection. The use of wood for walking paths adds warmth and contrast, establishing a tactile experience against the more substantial materials.

The project’s sustainability considerations are significant, with systems in place for energy generation and water management integrated into its design. This demonstrates a commitment to ecological responsibility while enhancing the functionality of the architectural form.

The observation platform stands out as a focal point of the design. By offering panoramic views of the landscape, this space reinforces the tower's role as a lookout, inviting contemplation and interaction with the surrounding environment. The verticality of the structure draws visitors upward, mimicking the natural ascent one might experience in a cave.

For further details, readers are encouraged to explore the project presentation, including architectural plans, architectural sections, and architectural designs, to gain more insights into the unique ideas and approaches that define "A Cave in a Tower."
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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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