<Tr> <Th> </Th> <Td> 10 m × 13 m × 20 m (33 ft × 42 ft × 66 ft) </Td> </Tr> <Tr> <Th> Location </Th> <Td> Millennium Park, Chicago, Illinois, United States </Td> </Tr> <P> Cloud Gate is a public sculpture by Indian - born British artist Sir Anish Kapoor, that is the centerpiece of AT&T Plaza at Millennium Park in the Loop community area of Chicago, Illinois . The sculpture and AT&T Plaza are located on top of Park Grill, between the Chase Promenade and McCormick Tribune Plaza & Ice Rink . Constructed between 2004 and 2006, the sculpture is nicknamed The Bean because of its shape . Made up of 168 stainless steel plates welded together, its highly polished exterior has no visible seams . It measures 33 by 66 by 42 feet (10 by 20 by 13 m), and weighs 110 short tons (100 t; 98 long tons). </P> <P> Kapoor's design was inspired by liquid mercury and the sculpture's surface reflects and distorts the city's skyline . Visitors are able to walk around and under Cloud Gate's 12 - foot (3.7 m) high arch . On the underside is the "omphalos" (Greek for "navel"), a concave chamber that warps and multiplies reflections . The sculpture builds upon many of Kapoor's artistic themes, and it is popular with tourists as a photo - taking opportunity for its unique reflective properties . </P>

What is the real name of the bean in chicago