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Reinforced Concrete Lookout Tower Enhancing Visitor Experience in Geological Landscape

Author:
Witold Opaliński
Reinforced Concrete Lookout Tower Enhancing Visitor Experience in Geological Landscape

Project in-detail

The reinforced concrete lookout tower offers a unique vantage point over the geothermal landscape while integrating visitor amenities and sustainable practices for educational engagement within the caves.
5 key facts about this project
01
The structure is predominantly situated below ground to optimize thermal performance.
02
It features a lookout tower designed to provide unobstructed views of geological formations.
03
Sustainable rainwater harvesting systems are integrated for water management.
04
A nature trail guides visitors along geological formations while providing educational context.
05
Biological wastewater treatment is employed for eco-friendly sewage management.

The design for the Grjótagjá caves is set in a significant geological location, at the junction of continental plates. It aims to create a balance between the need for visitor access and the preservation of this unique natural environment. The focus is on ensuring that tourism can occur without harming the delicate geological features that make this site special. The approach is both practical and thoughtful, emphasizing sustainable practices within the context of nature.

Lookout Tower

A prominent feature of the design is the lookout tower, which provides a platform for visitors to view the spectacular landscape. This structure is carefully placed to maintain sightlines to the surrounding geological formations. It offers safe access to the underground caves, allowing individuals to explore and appreciate the natural beauty without causing damage. The tower invites visitors to engage with the environment in an organized manner.

Visitor Amenities

The project includes essential visitor facilities such as a reception area, restrooms, and a small café. These services are conveniently located to enhance the experience while allowing for easy movement through the site. A nature trail winds around the geological features, guiding visitors along a route that fosters a deeper understanding of the area's geology. Informational signs provide context and education about the natural surroundings.

Sustainability Measures

Sustainability is an important aspect of the overall design. Rainwater harvesting systems will be installed to collect and filter water for drinking and sanitation. A biological wastewater treatment system is planned to manage waste in an eco-friendly manner. Additionally, the design incorporates photovoltaic cells to generate electricity. Thermal energy will be sourced from the natural geothermal features of the site, promoting efficient energy use.

Materiality

Reinforced concrete is the primary material selected for construction, chosen for its strength and durability. The majority of the structure will be situated below ground, which helps manage thermal performance and minimizes disruption to the landscape. Utility area ceilings will be covered with local flora and natural bedrock, creating a blending of the built environment with the surrounding nature.

The design encourages an interaction with the rich geological landscape, allowing visitors to immerse themselves in the environment while respecting its natural qualities.

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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
competition now

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