An estimated quarter of a million people crammed on to The Embankment to watch the Olympic-themed fireworks.

BBC: London New Year celebrations: 77 arrested

"I am happy about the fact that the Olympic Games under my watch were good games, " Rogge said in his final London press conference on Sunday.

WSJ: Social Media

They watch because these Olympic events matter to the athletes who compete in them.

WSJ: Wrestling: What the Games Are All About

The Hublot King Power Usain Bolt was developed in close consultation with the three-time Olympic champion and Swiss luxury watch brand ambassador.

FORBES: Hublot's King Power Usain Bolt

In addition, a collection of memorabilia associated with the record-breaking run, including the watch used by Olympic gold medallist Harold Abrahams to time it, is going on show at Pembroke College.

BBC: SPORT | Athletics | Bannister relives mile

For more mountain fun, visit the nearby Utah Olympic Park to ride the bobsled and watch Olympians-in-training perform aerial twists into the splash pool.

BBC: Daily deal: Precious panoramas in Park City

Ten weeks from now, the world will watch as the flame arrives at the Olympic Stadium, bringing with it the hopes of a nation.

BBC: Olympic torch: Huge crowds turn out to cheer flame

But by this August, millions of Chinese will watch up-to-the-minute Olympic contests on their own handheld mobile TVs.

FORBES: Tuning In Mobile TV--Chinese Style

It was kind of fun to watch Maria Sharapova struggle to win a single game in the Olympic singles final.

FORBES: The Paradox of Dominance: Serena Williams at the U.S. Open

Its Olympic Family house in London allowed Team USA family to come together, eat together, watch together and celebrate together.

FORBES: Beyond The Logo: How To Win At Olympic Sponsorship