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Black Concrete Structure Integrating Volcanic Stone in Icelandic Landscape

Authors:
Romain Petrot, Carla Beaujard
Black Concrete Structure Integrating Volcanic Stone in Icelandic Landscape

Project in-detail

Utilizing black concrete and volcanic stone, the structure emerges from the Icelandic landscape as a geometric prism designed to facilitate visitor engagement within a unique natural setting.
5 key facts about this project
01
Utilizes black concrete mixed with local volcanic rock for enhanced durability and aesthetic coherence.
02
Features a sculptural external staircase designed to create a dynamic visitor experience.
03
Incorporates panoramic windows that frame key landscape vistas while maximizing natural light.
04
Entries are oriented to align with natural pathways, promoting seamless integration into the terrain.
05
Internal spaces prioritize social interaction, encouraging community gathering and engagement.
The Iceland Cave Tower, named "Black Earth Rising," is an architectural project thoughtfully situated within the Icelandic landscape. The design embodies a deep connection between the structure and its natural surroundings, integrating form, materiality, and context in a cohesive manner. The tower features a geometric silhouette that emerges prominently from the surrounding terrain, evoking the natural forms of Iceland’s mountains and cliffs.

The primary function of the Iceland Cave Tower is to serve as an immersive experience for visitors, allowing them to appreciate the dramatic geology of the region while providing social interaction spaces. The design supports various activities, fostering gatherings and contemplation amongst the stunning landscapes.

The project utilizes a distinct material palette focused on black cement, black sand, and volcanic stone, reflecting the local geology and enhancing thermal performance. Black concrete is the primary material, complemented by limestone flour to improve its strength and resilience. The inclusion of reclaimed wood for interior finishes juxtaposes the coolness of the concrete, creating inviting social spaces. This attention to materiality reinforces a dialogue between the man-made structure and its rugged environment.

The Iceland Cave Tower distinguishes itself through its sculptural approach to accessibility. A prominent external staircase invites visitors to ascend and explore the panoramic views offered by strategically placed openings throughout the structure. This design encourages interaction with both the building and the landscape, blending architectural form with the Icelandic geology.

The organization of spaces within the tower promotes an intuitive flow and accessibility. The internal arrangement includes areas dedicated to relaxation, socialization, and observation, with large windows framing the surrounding vistas. Each element of the design is aimed at enriching the visitor experience while ensuring functionality and aesthetic coherence.

In summary, the Iceland Cave Tower exemplifies an architectural response that honors its geographical context. With its use of local materials, an emphasis on connectivity to the landscape, and innovative design approaches, the project serves as a significant point of interest in Iceland. To further explore the architectural plans, sections, and design nuances of this project, readers are encouraged to delve into the presentation for more detailed insights.
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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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