For Zayed National Museum, ACCIONA Cultura commissioned a stainless steel Ghaf tree from Factum Arte to be installed suspended from the ceiling—7.5 metres above ground, spanning nearly 12 metres, and weighing 1,100 kg. Designed by Foster + Partners and illuminated by carefully designed lighting, the sculpture transforms engineering into organic form.
The Ghaf tree (Prosopis cineraria) plays a defining role in the cultural and ecological identity of the UAE. A symbol of resilience and continuity in the desert landscape, the Ghaf is valued for its deep root system, drought tolerance and ability to provide shade and shelter. Its presence across the region has long embodied endurance, regeneration and the interdependence between community and environment.

The Stainless Steel Ghaf Tree installed © Zayed National Museum
The sculpture with suspended leaves forms part of a wider installation commissioned by ACCIONA Cultura, which includes the Bronze Ghaf Tree and the two horse sculptures of Rabdan and Saglawiya.
Measuring nearly 12 metres in length and weighing around 1,100 kg, the Stainless Steel Ghaf Tree demanded rigorous structural engineering, as well as specialist welding by ATES, to determine its exact suspension points within the museum. Its stylised trunk opens into a complex network of 37 main branches and groups of thousands of individually welded stainless-steel leaves—balancing technical constraints with the organic irregularity characteristic of the species.

Initial rendering of the tree by architectural firm Foster + Partners © Foster + Partners
The design of the leaves builds on the botanical research undertaken for Factum Arte’s Bronze Ghaf Tree in Abu Dhabi, ensuring continuity in the interpretation of the species. Each of the more than 20,000 leaf clusters was laser-cut from stainless steel sheets in varied shapes and sizes to replicate the natural irregularity of Ghaf foliage.
The branches were fabricated in multiple thicknesses and pre-bent to achieve organic, naturally flowing forms. The stylised trunk is composed of stainless-steel filaments of differing lengths—some reaching up to 6 metres—rising from the base and connecting to the main branches and to the cable connectors. These flowing elements transition seamlessly into the secondary and tertiary branches, onto which every leaf cluster was individually welded.

Each laser-cut leaf twig was detached from its steel sheets by hand © Oak Taylor-Smith | Factum Arte

Checking one of the twigs after soldering the leaves © Oak Taylor-Smith | Factum Arte

The steel leaves reference the uniqueness and variety of real-life ghaf trees
© Oak Taylor-Smith | Factum Arte

Gathering and securing the steel filaments of the trunk © Oak Taylor-Smith | Factum Arte

The laser-cut leaves were hand-soldered to each twig, ensuring the uniqueness of each branch © Oak Taylor-Smith | Factum Arte

Detail of the structure gathering the steel filaments
Detail of the steel filaments © Oak Taylor-Smith | Factum Arte

Assembling the tree © Oak Taylor-Smith | Factum Arte

Miguel Hernando working on the stainless steel ghaf tree © Oak Taylor-Smith | Factum Arte

Assembling the tree © Oak Taylor-Smith | Factum Arte

Welding the branches © Oak Taylor-Smith | Factum Arte

Lighting tests in Factum's workshop © Factum Arte
The sculpture was transported to Zayed National Museum in several modular sections and assembled on site. Final adjustments were carried out before the structure was lifted and secured to the ceiling via its engineered suspension system.

The Stainless Steel Ghaf Tree installed © Zayed National Museum
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