Octetra

Octetra is a concrete sculpture by Isamu Noguchi (1904–1988) from 1968.

Description
It is an abstract painted concrete sculpture. It was designed to be a play structure.

History
It was first exhibited near Spoleto Cathedral

There are examples at Robert T. Webb Sculpture Garden, Takamatsu Japan, Moerenuma Park.

It was shown at the Pace Gallery.