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Biomimetic Design Featuring Megalithic Stone and Natural Hot Springs in a Healing Sanctuary

Author:
Hitoshi Yamaguchi
Biomimetic Design Featuring Megalithic Stone and Natural Hot Springs in a Healing Sanctuary

Project in-detail

Megalithic stone elements and a biophilic design approach create a subterranean sanctuary that integrates natural hot springs for a communal healing experience.
5 key facts about this project
01
Megalithic stone entrance creates a powerful threshold experience.
02
Circular bathing pool utilizes geothermal heat from natural springs.
03
Curved passage mirrors organic forms, enhancing the visitor's journey.
04
Biophilic elements integrate local vegetation throughout the interior.
05
Innovative design emphasizes communal spaces for shared healing experiences.

**Project Overview**

Located in a serene environment that features natural hot springs, the Healing Sanctuary is an underground health retreat designed to foster wellness and a connection to nature. The design utilizes the metaphor of a womb to represent physical nourishment and spiritual rebirth, encouraging visitors to engage with their surroundings in pursuit of healing and mental clarity. The intention is to create a harmonious space where human experience is integrally linked to the natural world.

**Material Integration and Spatial Strategy**

The sanctuary employs a range of materials that emphasize its connection to the Earth. Megalithic stones form the entrance, establishing a grounded yet imposing threshold that signifies the transition into a sacred space. Inside, water from the natural hot springs serves as a central facet, symbolizing both life and rejuvenation while enhancing relaxation and purification. Organic forms define the passage into the main therapeutic area, mimicking biological structures to create an inviting atmosphere. Notable features include a circular central bath, illuminated by a skylight that accentuates a cascading waterfall. This design element not only serves as a visual focal point but also enhances the acoustic ambiance, embodying the sounds of flowing water and enriching the sensory experience.

**User Experience and Collective Healing**

The sanctuary is structured to facilitate communal healing. The circular pool at the core invites visitors to engage in shared experiences, fostering interpersonal connections that can enhance personal healing journeys. The use of natural light complements the softly illuminated passages, guiding individuals towards tranquility. Surrounding elements such as moss and projected rock formations further reinforce the site's connection to nature, activating the benefits of the thermal springs and creating an environment conducive to relaxation and introspection. By integrating biophilic design principles, the sanctuary does not merely serve as a shelter but as a catalyst for profound wellness experiences.

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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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