Today, we saw camouflaged army trucks move into the Olympic green area, where most of the Olympic facilities are located.

NPR: Beijing Preps For Opening Of Olympics

If you get lost, the "reset map" button will take you back to Beijing's Olympic Green so you can restart your journey.

BBC: Yellow sport icons indicate venues

As for other sporting venues, the Olympic Green Tennis Centre is now used by the Chinese Tennis Association, and several other sports centres are used by universities.

BBC: Touring the cities of Olympics past

McIlroy, sublime last year, missed the cut at Olympic, as did 2012 green blazer winner Watson, who started terribly in a starry trio with Woods and Mickelson, and by Sunday was tweeting about a consolation Father's Day trip to New York City.

WSJ: Webb Simpson Conquers Olympic Beast: Jason Gay

"The women have a strong team, " said Maurice Green, the former Olympic sprint champion who is now a commentator for EuroSport.

WSJ: London 2012 Track and Field Preview: And Now, the Olympics Really Start

The All England Lawn Tennis Club has been de-stuffed for London 2012 Olympic pink and purple has replaced much of the club's signature green, and players dress in home country colors instead of customary whites.

WSJ: 2012 London Olympics: Roger Federer's Endless Summer

There is a par-5 threading its way through Mayan ruins, while another green is created in the image of the "Birds Nest" Olympic Stadium in Beijing.

CNN: The world's craziest crazy golf course?

But there are fears that this time, at the Beijing edition of the Olympic story, there might not be a fairy tale ending for the team in gold and green.

CNN: Australia prepares to 'give it a go'