Get inspired!

17,725 architecture projects

Learn from past Buildner architecture competition participants through our extensive project library, curated over more than 15 years!

Tectonic Boundary Structure with Reflective Features Overlooking Natural Landscapes

Author:
Hansol Yoo
Tectonic Boundary Structure with Reflective Features Overlooking Natural Landscapes

Project in-detail

Rising at the tectonic boundary of two continental plates, the observatory features a cave-like space and reflective walls that engage visitors with the surrounding natural landscape while serving as a vantage point for exploration.
5 key facts about this project
01
Cave-like space designed to integrate with the natural landscape.
02
Reflective walls enhance the connection between interior and exterior environments.
03
Positioned at the tectonic boundary of two continental plates.
04
Multiple viewing points offer varied perspectives of the surrounding geology.
05
Facade mimics cracked boundary stone, echoing the site's geological features.

The Iceland Cave Tower is located at Grjotagjá, a notable cave hot spring in Northern Iceland. This setting is defined by its position at the boundary of the North American and Eurasian tectonic plates. The tower functions as an observatory, providing visitors an opportunity to engage with the striking landscape while being mindful of the ecological context. The design concept reflects a desire to connect the natural environment with human experience, fostering a relationship between the constructed space and its geographical surroundings.

Geological Engagement

The design draws inspiration from the area's geological features. The name Grjotagjá translates to "stone gap," highlighting the connection to the landscape. The observatory rises above the ground, offering vantage points to appreciate the unique forms of the terrain. By aligning the structure with the physical characteristics of the site, the design emphasizes the relationship between the architecture and the geology of the region.

Cave-like Formation

A notable feature of the tower is the creation of a cave-like area beneath the observatory. This space accommodates visitors while enhancing the experience of being in a natural setting. The design respects the contours of the landscape, helping to integrate human activity within the geological formation. This cave-like space invites visitors to explore and reflect on their surroundings, encouraging a deeper understanding of the site.

Reflective Experience

The observatory includes several viewing points that allow visitors to take in the landscape from different perspectives. This arrangement enriches the visitor's experience, enabling them to appreciate the details of the surroundings while minimizing any impact on the ecosystem. Internally, a reflective wall draws the landscape into the building, creating a strong connection between the outside world and the interior space. This design choice enhances the experience of visitors, linking them more closely to the natural environment.

Facade and Aesthetic

The exterior of the building mimics the look of cracked stone, resembling the geological characteristics of the area. This design choice helps to establish a connection with the environment, reinforcing the relationship between the structure and the landscape. The facade serves both an aesthetic and functional purpose, drawing attention to the geological features of the location.

The observatory culminates in a rooftop that provides panoramic views of the landscape, allowing visitors to appreciate the unique topography of Iceland.

Noticed a mistake?
Highlight the text and click on
Noticed a mistake

MICROHOME 10: Celebrating Small-Scale Living with €100,000 Prize Fund and Kingspan’s Innovation

`
Competition organisers

The MICROHOME 10 competition invites participants to submit visionary designs for off-grid, modular microhomes that push the limits of sustainable, small-scale living. Organised by Buildner in partnership with Kingspan and Hapi Homes, this tenth edition sets the challenge of designing a dwelling for two people within a maximum floor area of 25 m², encouraging bold solutions adaptable to any urban or rural location. The competition continues Buildner’s mission to foster innovative approaches to compact, energy-efficient housing that can address pressing global challenges.

This year’s edition offers a generous total prize fund of €100,000, including the Kingspan Award for designs that integrate high-performance Kingspan products and the Hapi Homes Award for a project selected for real-world construction. In addition to cash prizes, the winners gain international exposure through Buildner’s media partnerships, publications, and a dedicated MICROHOME magazine, further amplifying their ideas to the wider architectural community.

Key dates for MICROHOME 10 include the closing date for registration on 25 September 2025, the submission deadline on 29 October 2025 (11:59 p.m. London time), and the announcement of winners on 9 December 2025. These milestones ensure participants have clear timelines to develop and present their concepts, with early registration discounts available to support students and emerging designers worldwide.

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
Final registration deadline 25 September 2025

Enter an open architecture
competition now

Buildner's Unbuilt Award 2025
Buildner's Unbuilt Award 2025
100,000€ Prize / 2025
Denver Affordable Housing Challenge
Denver Affordable Housing Challenge
Affordable Housing Series 19th Edition
The Architect's 
Chair
The Architect's Chair
Take a seat and make a statement! Edition #4
MICROHOME
MICROHOME
100,000 € Prize Fund / Kingpsan Edition #10
Kinderspace
Kinderspace
Architecture for Children’s Development #3
To view this project in detail,
please log in with your
Architects’ Network Plus account.
Subscription instantly unlocks all the architecture projects plus other member-only benefits:
  • Access the 17,725 Concept Library
  • Professional tools including file transfer, email, portfolio management, and more
Register now
Already a member? Log in

This website uses cookies to improve user experience and gather usage statistics.

More information is available in our Privacy & Cookie policy