SpaceWalk: A Spectacular Rollercoaster-Esque Staircase Loops Through a South Korean Park
Towering 70-meters above ground at its highest point, “SpaceWalk” is the latest undulating sculpture by Hamburg-based artists Heike Mutter and Ulrich Genth. The monumental staircase winds in loops and elevations similar to that...

A follow-up to the pair’s 2011 project “Tiger & Turtle – Magic Mountain” in Duisburg, Germany, “SpaceWalk” is built of galvanized and stainless steels atop a cement foundation and embedded rows of LED lights. More