Get inspired!

17,725 architecture projects

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

Earth-Sheltered Structure with Recycled Lumber and Green Walls Designed for Community Engagement

Earth-Sheltered Structure with Recycled Lumber and Green Walls Designed for Community Engagement
Explore the full project presentation!
Subscribers only
Constructed with recycled lumber and integrated green walls, the earth-sheltered observation tower enhances the natural landscape while serving as a focal point for community interaction and ecological awareness.
5 key facts about this project
01
Utilizes recycled plastic lumber to minimize environmental impact.
02
Features a facade wrapped in vibrant sunflowers to reflect local flora.
03
Incorporates compressed earth blocks for enhanced thermal efficiency.
04
Designed with green walls to promote biodiversity and habitat creation.
05
Engages the community through interactive trails and participatory maintenance.

## Overview
The Superbloom observation tower is located near Silver Lake in South Dakota, aiming to honor local architectural heritage while promoting environmental awareness. Its design draws inspiration from the historical sod dugout houses that once provided shelter to pioneers in the region. The project emphasizes the importance of integrating contemporary architectural practices with the cultural and historical significance of the area, facilitating access for both local residents and tourists.

## Design Strategy
### Structural Integration and Materiality
The tower features an earth-sheltered design that subtly blends into the natural surroundings, reflecting the historical context of the dugouts. The use of recycled plastic lumber as the primary structural material supports sustainability while connecting the structure to its landscape. The visually striking façade, characterized by vibrant yellow sunflowers and a red exterior reminiscent of traditional barns, enhances the ecological aesthetic and further roots the design in local identity. Key materials include engineered lumber for modular construction, compressed earth blocks for sheltering, and marine-grade recycled plastic piles for structural support.

### Ecological Engagement
The project is designed with a focus on enhancing ecological awareness and community interaction. A network of pathways and footbridges facilitates exploration of the terrain, while gathering spaces foster community engagement. Features such as the "dugout trail," bird habitats, and irrigated green walls promote biodiversity and offer educational experiences centered on local ecology. Future phases will expand the project with additional habitat towers and interactive trails, further enriching visitor experience and wildlife habitats.

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
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