Get inspired!

17,725 architecture projects

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

Green Slab over Concrete Walls Enhancing Visitor Engagement Amid Geological Features

Authors:
Pablo Zuniga, Rodolfo Schlager
Green Slab over Concrete Walls Enhancing Visitor Engagement Amid Geological Features
Explore the full project presentation!
Subscribers only
Concrete walls mirror the surrounding tectonic features while a green slab enhances connectivity to the landscape, functioning as an information center and visitor engagement space.
5 key facts about this project
01
Concrete walls reflect the local tectonic divide.
02
A green slab covers the first level, connecting with natural landscapes.
03
The vertical tower offers elevated views of Hverfjall volcano.
04
Integration of existing walking trails enhances visitor access.
05
Facilities include a Tower Garden and Sky Gallery for immersive experience.

The CAVE TOWER, located in Grjótagjá, Iceland, represents a thoughtful integration of architecture with the surrounding landscape. The design draws inspiration from the unique geological features of the region, particularly the tectonic divides that shape the area. This building serves as an information center and a place for visitors to engage with the local environment. With multiple levels, it offers functional spaces along with stunning views of nearby landmarks, including Hverfjall volcano and Mývatn lake.

THE NEW CRACK

The design features two concrete walls that echo the tectonic divide. These walls do more than provide structural support; they create a connection to the natural environment. They allow visitors to experience how the built structure interacts with the elements of the landscape. By reflecting the shapes and forms found in nature, the design enhances the overall understanding of the site.


THE NEW CAVE

At Level 1, a green slab covers parts of the building, resembling the entrances of nearby caves such as Karlagjá and Kvennagjá. This feature connects the design to the surrounding topography, encouraging visitors to explore the space and engage with the landscape. The use of green elements adds an attractive visual aspect while also encouraging interaction with nature.


THE CAVE TOWER

The CAVE TOWER serves as a prominent vertical feature in the landscape. It offers elevated viewpoints for visitors, allowing them to take in expansive views of the dramatic terrain. The design includes various levels, with a Tower Garden on Level 2 and a Sky Gallery located above. These elements enhance the experience, creating opportunities for different kinds of interaction with the landscape.


MATERIALITY

Materials used in the project include concrete walls, wood, aluminum plates, and glass. These materials help ensure the structure is strong while also creating a pleasing visual connection to nature. The concrete forms the main structure, while wood adds warmth and glass provides transparency. Aluminum plates offer durability and complement the modern design language.



Details such as expansive terraces and observation areas invite visitors to appreciate the surroundings, allowing them to connect with the striking geological features that define the area. CAVE TOWER blends architectural design with the natural landscape, creating a space that encourages exploration and contemplation.

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

Mujassam Watan Urban Sculpture Challenge #8

Mujassam Watan Urban Sculpture Challenge #8

Design iconic urban sculptures for the prestigious Mujassam Watan competition and compete for 50,000 €

50,000 € PRIZE project COMPETITION
Prize 50,000 + Potential realisation
Eligibility Open to all
Final registration deadline 23 July 2026

Open architecture competitions

  • Closest deadline first
  • Project competitions first
    Selected winning projects have the potential to be constructed
  • Ideas competitions
    Experimental competitions with the focus on pushing the boundaries of creativity
new
Portugal Long Table 
Restaurant

Design a slow-living restaurant in Portugal

project COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 8 July 2026
new
Vancouver 
Tall Challenge

Design the future of Vancouver’s skyline

Building higher downtown ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 15 July 2026
new
The Quiet 
Tower

Design an observation tower in Latvia

project COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 22 July 2026
Mujassam Watan 
Urban Sculpture Challenge #8

Design iconic urban sculptures for the prestigious Mujassam Watan competition and compete for 50,000 €

50,000 € PRIZE project COMPETITION
Prize 50,000 + Potential realisation
Eligibility Open to all
Final registration deadline 23 July 2026
new
New York High Falls 
Riverfront Market

Design a New Riverfront Market in Rochester, New York

ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 29 July 2026
new
Valli Wine 
Tasting Room

Design a wine tasting room in Italy

project COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 30 July 2026
Pavilion Atlas 2026

Design a story of your country

ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 16 September 2026

Recurring architecture competitions

Museum of 
Emotions

Use architecture to create different emotional states

Edition #8 ideas COMPETITION SILENT CONTEST For this competition, NO DESCRIPTION TEXT is allowed. The architecture ideas must be communicated strictly with visuals.
Prize Monetary award
Eligibility Open to all
Final registration deadline 18 June 2026
new
Kinderspace

Design a kindergarten of tomorrow

Architecture for Children’s Development #4 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 18 June 2026
Re:Form - 
New Life 
for Old Spaces

Choose a site—used, abandoned, or forgotten—anywhere in the world, and give it a new purpose

Edition #3 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 2 July 2026
Buildner's Unbuilt Award 2026

Celebrating your unbuilt architecture visions with a €100,000 prize

100,000€ Prize / 2026 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Advance registration deadline 9 July 2026
Underbridge #2

Design housing in underutilized bridge spaces

Affordable Housing Edition #20 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 16 July 2026
MICROHOME 2026

Design a new concept of small-scale home and share a prize fund of 100,000€

100,000 € Prize Fund / Kingpsan Edition #11 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 30 September 2026

Media, partners and clients

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