Kaneko Dedication Builds Excitement for Public Art November 8, 2013 | Dedications + Installations, Events Facebook Twitter Pinterest Email Share This Post “Expansion,” a mural created by artist Jun Kaneko, was dedicated Oct. 28 at the Court Avenue Pump Station, located across the street from HubSpot Plaza on the Principal Riverwalk. At night, the hand-blown glass mural is illuminated from behind by a network of more than 40,000 LED lights. The sculpture is organized into seven narrow panels, each of which contains horizontal bands of changing colored lights. Photo: Connie Wilson Read more! Expansion by Jun Kaneko Dedication Celebrated by Community New Public Art Work in Des Moines