A floating structure
"Estructura flotante", Calaratjada, Palma di Maiorca,1986, by the artist José María Yturralde.
The structure recalls that of an octahedron.
You can see another floating structure by the same author; or an other work of different kind.
© José María Yturralde
foto di José María Yturralde
The image belongs to the sections...:
Octahedron (3D geometry)
Polyhedra around the world (3D geometry)
Sculptures (Anthology of images)
Further information:
http://www.yturralde.org/index-es.html