Simplify the following text for a Grade 8 native English-speaking person.
Original: The B of the Bang was a Â # 1.42 million 56m-high sculpture of 180 giant spikes , erected outside the City of Manchester Stadium to commemorate the 2002 Commonwealth Games .
Simplified: The B of the Bang was a Â # 1.42 million 56m-high sculpture of 180 giant spikes , erected outside the City of Manchester Stadium to celebrate the 2002 Commonwealth Games .