September 8, 2013, 7am PDT
Some of the world's iconic landmarks -- like the Eiffel Tower and Montreal's Biosphere -- have been borne from world's expositions. Expos can highlight cities' progress and offer an economic boost, but accompanying costs can overshadow the benefits.
June 1, 2010, 8am PDT
As host of the World Expo, Shanghai is opening its doors to the world. But with most of the Expo's visitors hailing from within China, it's much more of an international marketing effort for non-Chinese countries directed at the emerging super power.
April 20, 2010, 10am PDT
As Shanghai prepares to host the World Expo beginning next month, the aftertaste of over-investment in Beijing's 2008 Summer Olympics and that event's now-empty venues is causing some to question the wisdom of the Expo and its long-term impact.
February 10, 2010, 5am PST
Shanghai is preparing to host the 2010 World Expo -- an event that's costing more than $45 billion. While officials hope the event will be a boon for tourism, locals question whether the investment will pay off.
September 5, 2009, 9am PDT
2010 will bring with it a series of huge international events -- the Winter Olympics in Vancouver, the World Cup in South Africa and the World Expo in Shanghai. Though seen as major opportunities for their hosts, these events can also be dangerous.
August 15, 2009, 9am PDT
As the host of the 2010 World Expo, Shanghai is sparing no expense. Civic investment and projects are expected to eclipse those of Beijing when it hosted the 2008 Summer Olympics.