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Elliptical Visitor Center Integrating Photovoltaic Glass and Natural Timber in the Dimmuborgir Lava Fields

Authors:
Stian vestly Holte, Simon Schumacher
Elliptical Visitor Center Integrating Photovoltaic Glass and Natural Timber in the Dimmuborgir Lava Fields

Project in-detail

Employing an elliptical shape and transparent photovoltaic glass, the visitor center in the Dimmuborgir Lava Fields harmoniously blends sustainable design with the region's geological heritage, offering a space for education and exploration.
5 key facts about this project
01
The building's elliptical shape enhances visibility of the surrounding landscape.
02
Transparent photovoltaic glass allows natural light while generating energy.
03
Cross-laminated timber panels create large, open interior spaces.
04
A compact parking area reduces environmental impact on the site.
05
The center features curated exhibitions on local geology and ecology.

The architectural design located in the Dimmuborgir Lava Fields in Iceland, named Hraun, serves as a visitor center that connects visitors to the unique geological features of the area. The design aims to provide educational experiences while respecting the natural landscape. The building's layout is elliptical, which minimizes sharp edges and allows for expansive views of the nearby Hverfjall Volcano and the surrounding lava formations.

Design Concept

Hraun's design emphasizes a strong connection to the environment. The elliptical shape of the building creates a flow that guides visitors as they move through the space. This arrangement encourages exploration and engagement while providing clear lines of sight to the stunning landscapes outside. Inside, exhibition spaces tell the story of the lava fields, highlighting their geological past and cultural importance, allowing visitors to appreciate the natural beauty and history of the region.

Structural Features

The structure of Hraun primarily uses timber, supported by steel pillars. This choice aligns with sustainable practices in architecture. Glue-laminated timber beams create the building's roof and floors, forming patterns that connect back to the center. This design choice provides openness inside the building, enabling a gathering of people while ensuring the structure can handle large numbers of visitors over time.

Energy Efficiency

Energy sustainability is an integral part of the design. Photovoltaic panels are incorporated to capture solar energy effectively, taking advantage of the region's climate. The positioning of these panels considers reflections from snow and cooler temperatures, which improve their energy output. Transparent photovoltaic glass on the east, west, and south sides allows for natural light to enter while also producing energy for the building, reducing its dependence on external power sources.

Visitor Experience

The organization of Hraun prioritizes accessibility and ease for visitors. It includes a compact parking area located on the eastern side, which is close to the entrance. There is also a designated drop-off zone for those with limited mobility, reflecting a thoughtful consideration of diverse visitor needs. Inside, the layout includes curated exhibition areas that engage guests, allowing them to learn about the rich narratives that the Dimmuborgir Lava Fields present.

A central skylight allows natural light to fill the interior, creating a bright and welcoming atmosphere. This design choice enhances the connection between visitors and the landscape outside, offering a sense of openness while immersing them in the beauty of the natural surroundings.

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

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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
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