Even if you can't get to a television, you can still keep up with the 2012 Olympics.

NBC has made it possible to watch every event from London live online. Click here to watch a free live stream of every competition during the 16-day event. All that's needed is the name of your cable or satellite provider.

The Summer Olympics will also be broadcast on TV on NBC in the U.S.

The opening ceremony can be seen online as well. It is scheduled to begin on Friday at 9 p.m. in London, which is 4 p.m. ET. Over a billion people are expected to witness the beginning of the Games.

Competitions officially began on Wednesday, two days before the opening ceremony. Both the women's and men's soccer tournaments got underway on Wednesday and Thursday.

Archery also kicked off before the ceremony. Competition began on Friday morning.

Athletes in 19 different sports will play for their country on Saturday. While most sports get underway on the first weekend, some don't get started until days later. Rhythmic gymnastics doesn't start until Aug. 9, while modern pentathlon doesn't start until the final weekend.

Click here to see the full list of networks that will be carrying the games throughout the world.

Approximately 10,500 athletes from over 200 countries will compete in 302 medal events.