Climbing frame library in Vietnam has a thriving aquaponics system

VAC Library by Farming Architects is a large wooden climbing frame that uses solar-powered aquaponics to keep vegetables, koi carp and chickens in Hanoi, Vietnam.
Farming Architects designed the library and city farm hybrid as a way for children to learn about self-sustaining ecosystems.Koi carp swim in the pond adjacent to the structure, crossed via a series of concrete stepping-stones, and several chicken cages sit at the rear of the space.
These chickens also contribute to the library's minia