Global Circus 1985 George Rhoads USA 4 feet 10 feet 7 feet 28 loop the loop, funnel, wooden music blocks, baskets, free fall, chimes, xylophone stairway, weighted armatures Northland Shopping Mall, Melbourne, Victoria, Australia Expo 88, Brisbane, Queensland, Australia July 1988 http://www.database.com/~lemur/rb-rhoads-global-circus-wb.html http://www.georgerhoads.com/ Gravitram 5 1987 Shab Levy USA 50 inches 50 inches 90 inches unknown number of archimedes screw, horizontal spiral, metal music blocks, vertical drops Questacon - The Australian National Science and Technology Centre, Canberra, Australian Capital Territory, Australia Questacon - The Australian National Science and Technology Centre, Canberra, Australian Capital Territory, Australia January 1993 http://www.gravitram.com/index_and_chronology_of_gravitra.htm http://www.gravitram.com/ The Imaginative Chip 1990 George Rhoads USA 4 feet 12 feet 16 feet unknown number of Billiard ball model of the movement of information through an integrated circuit chip The Tech Museum of Innovation, San Jose, California, USA The Tech Museum of Innovation, San Jose, California, USA July 1996 http://www.thetech.org/ http://www.georgerhoads.com/ Lalaballoosa 1991 George Rhoads USA 4 feet 4 feet 6 feet 6 inches unknown number of spiral, maze, wood knock blocks, loop the loops St. Louis Children's Hospital, St. Louis, Missouri, USA http://www.database.com/~lemur/rb-rhoads-st-louis.html#lalaballoosa http://www.georgerhoads.com/ Ball Machine 1997 Dick Saunders USA 15 gong, noise maker, elevator Private Collection http://www.database.com/~lemur/rb-saunders.html The Fairground 1997 Chris Vaulter United Kingdom 3 feet 3 feet 4 feet unknown number of ferris wheel, electronic sounds Private Collection http://www.database.com/~lemur/rb-vaulter.html Totenreich (Realm of the Dead) 2000 Hanns-Martin Wagner Germany 79.1 inches 35.4 inches 35.4 inches unknown number of skulls, bone xylophone, rolling basket Private Collection http://www.kugelbahn.ch/Realm_Of_The_Dead_1998.htm http://www.kugelbahn.ch/2_exhibition.htm