The Hannover World Exposition 2000

 Every exposition has a motto. The motto 2000 was "Humankind-Nature-Technology - a new world arising" the EXPO 2000 took place from 1st of June to the 31st October. 180 contries joined in. The organisers were expecting 40 million indevidual visits. 30,000 people were working there on an open day. the grounds cover 100 hectares (250 acres).