Germany Sculpture

epa02168587 A child plays in front of the sand sculpture ' The invention of the wheel ' by Czech artist Jiri Kaspar at ' Sand World 2010 ' in Stuttgart , Germany , 22 May 2010 . The sculptures , which are concerned with mobility in the future , can be seen until 30 September 2010 . They can reach three metres in heighta weight of approximately 40 tons ; all in all , about 500 tons of sand were used for the sculptures .  EPA/UWE ANSPACH