Watch the installation process behind one of the most popular – and extraordinary – sculptural works in our collection. Artist Ken Unsworth worked with the Art Gallery's install team this year to hang 'Suspended stone circle II' in the double-height atrium space of our 20th-century galleries. Created with 103 river stones, each held in place by three wires tied to rings secured to the ceiling structure, the stones form a suspended disc, with each one held as if in a force field. Unsworth's sculp