1967 1 91.4 60 203.2 Vulcanized Rubber The Artist ToLift.jpg WallyG http://www.flickr.com/photos/wallyg/2381934666 Creative Commons 1988-1996 2 3.1 .35 200 Zeewolde Netherlands Concrete City of Zeewolde SeaLevel.jpg MichaelDeVos http://en.wikipedia.org/wiki/File:Richard_Serra_Sealevel1.jpg GNU Free Documentation License 1992-1993 4 4 15.7 5.4 New York New York United States of America Weatherproof Steel Museum of Modern Art IntersectionII.jpg WallyG http://www.flickr.com/photos/wallyg/562762274 Creative Commons 2002 5 64 12 2.25 Fort Worth Texas United States of America Weatherproof Steel Modern Art Museum of Fort Worth DioramaSky.jpg Diorama Sky http://www.flickr.com/photos/diorama_sky/3412255783 Creative Commons 2003 5 made of 2 plates 4.3 1.94 2.5 5.1 Seattle WA United States of America Weatherproof Steel Seattle Art Museum Wake.jpg Dyan Vogel Creative Commons