Get inspired!

17,725 architecture projects

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

Circular Thatched Roof Structure Embracing Rainwater Ecology

Authors:
Sean Si Hyung Lee, Bum Hee Lee, Mario Vicente
Circular Thatched Roof Structure Embracing Rainwater Ecology
Explore the full project presentation!
Subscribers only
The thatched roof structure captures rainwater while seamlessly integrating a circular courtyard, providing a tranquil space for visitors to engage with the natural ecology of Kemeri Bog.
5 key facts about this project
01
The design includes a central courtyard that enhances acoustic privacy while integrating natural sounds.
02
The thatched roof directs rainwater into a central reservoir for sustainable water management.
03
Local wood and straw are used to reflect traditional Latvian building practices.
04
The circular layout promotes a continuous connection between interior spaces and the surrounding landscape.
05
Large windows are strategically placed to frame views of the bog and forest, enhancing visitor engagement with nature.

The Great Kemeri Bog Visitor Center is located at the junction of Kemeri Park forest and the expansive Kemeri Bog Area in Latvia. It serves as a gateway for visitors to explore and appreciate the unique landscape. The design encourages interaction with the natural environment while providing spaces for contemplation. A central theme of the design is circularity, aimed at enhancing movement within the building and fostering a sense of peace.

Architectural Form

The circular shape of the building allows for easy navigation and creates a strong connection to the surrounding landscape. This design choice facilitates a natural flow, directing visitors' attention outward. As they move through the space, they experience a continuous relationship between the inside and outside environments. This cohesive connection enriches the visit and deepens engagement with the bog's unique features.

Central Courtyard

A central courtyard serves as a key social area within the visitor center. This space is defined by layered walls that create acoustic separation from more public areas. Here, visitors can enjoy the sounds of the forest, such as leaves rustling and birds calling. This tranquil environment encourages guests to relax, fostering a sense of belonging within the natural surroundings.

Materiality and Sustainability

Local materials, including wood and straw, are incorporated into the design, reflecting both the regional building traditions and the intent for sustainability. The thatched roof not only adds a traditional aesthetic but also directs rainwater to a pond in the courtyard. Such features exemplify the commitment to environmental responsibility and highlight the connection between the building and its ecological context.

Programmatic Spaces

Important spaces, like the library and café, are carefully positioned to offer views of the surrounding landscape. Ample natural light enters these areas, providing a welcoming atmosphere for visitors. This thoughtful design enhances the experience by allowing guests to engage with the scenery from both inside and outside the building.

Rainwater is collected through the design of the roof, feeding a reservoir that reinforces the focus on sustainability. This practical feature supports the visitor center’s operations and adds to the overall aesthetic of the courtyard, where natural elements mingle with the architectural form.

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

Enter an open architecture
competition now

Kingspan MICROHOME 2026: Building Less to Create More

`
Competition organisers

The Kingspan MICROHOME 2026 competition invites architects and designers worldwide to rethink small-scale living by creating an off-grid, modular micro dwelling under 25 m². Now in its 11th edition, the contest emphasizes sustainable, innovative, and human-centered design that demonstrates how compact living can have a big impact.

With a €100,000 prize fund, entries will be evaluated for originality, efficiency, and their response to contemporary environmental and social challenges. The competition is open to everyone, with submissions allowed individually or in teams of up to four. Registration closes on 30 September 2026, and winners will be announced on 15 December 2026.

By celebrating creativity within strict limits, MICROHOME 2026 continues to push the boundaries of compact architecture and sustainable living.

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

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 York High Falls 
Riverfront Market

Design a New Riverfront Market in Rochester, New York

ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 7 October 2026
Valli Wine 
Tasting Room

Design a wine tasting room in Italy

project COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 8 October 2026
The 
Quiet 
Tower

Design an observation tower in Latvia

project COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 15 October 2026
Vancouver 
Tall Challenge

Design the future of Vancouver’s skyline

Building higher downtown ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 29 October 2026
The Oak 
Moon 
Pavilion

Design a yoga pavilion in Italy

project COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 5 November 2026
Portugal Long Table 
Restaurant

Design a slow-living restaurant in Portugal

project COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 9 December 2026

Recurring architecture competitions

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
Kinderspace

Design a kindergarten of tomorrow

Architecture for Children’s Development #4 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 28 October 2026
Museum of 
Emotions

Use architecture to create different emotional states

Edition #9 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
Advance registration deadline 12 November 2026
The 
Architect's 
Chair

Take a seat and make a statement!

Stockholm Furniture Fair Edition #6 ideas COMPETITION
Prize Monetary award + Exhibition at Stockholm Furniture Fair
Eligibility Open to all
Final registration deadline 3 December 2026
new
Buildner's Unbuilt Award

Celebrating your unbuilt architecture visions with a 50,000€ prize

50,000€ Prize / 2027 ideas COMPETITION
Prize 50,000 €
Eligibility Open to all
Early bird registration deadline 4 February 2027

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