article_snippet: Sprinklers were hard at work under a harsh midday sun during the visit by news media.
article_snippet: Still other questions persist about the ownership of the land.
article_snippet: I personally are very conscious that we are going to have to explain and re-explain (things) and prove we more than we would have to if we were staging the London Olympics, for example,' Rio de Janeiro's mayor said.
article_snippet: The exclusive marble-and-glass units are being pre-sold even before construction is completed for several million dollars a piece.
article_snippet: The whole thing is just a pretext for land speculation.'
highlights_snippet: Organising committee say cause will leave an important legacy .