Tourists walk on a viewing platform across the water from the Marina Bay Sands casino site in Singapore February 24, 2010. Las Vegas Sands, the world's second most valuable casino firm, said on Wednesday it will open the first phase of its $5.5 billion Singapore casino on April 27, 2010, earlier than what many people were expecting. REUTERS/Vivek Prakash (SINGAPORE - Tags: BUSINESS CITYSCAPE)