After the opening ceremonies of the 2012 London Olympics on Friday (they'll be happening live at 1 p.m. PT but you can catch them taped on NBC from 7:30 p.m. to midnight), the games are afoot -- but which games do you want to see? And when are they on? If you don't want to watch everything on your computer (though all Olympic events will be available for viewing live online), you may want to set your DVRs. Here are some key matches and heats for a few of your favorite sports. Don't see your beloved badminton? Don't worry; you can always seek it out at nbcolympics.com.

(All times listed PT)

Saturday, July 28

9 a.m. - 10:45 a.m.
NBCSN
Women's soccer, USA vs. Columbia

11:00 a.m. - 11:45 a.m.
NBC
Swimming (first day of qualifications)
17 races over 6 events featuring Michael Phelps, Ryan Lochte and Missy Franklin

1:30 p.m. - 2:30 p.m.
NBC
Swimming (first day of qualifications, cont'd)

3:00 p.m. - 5:00 p.m.
NBC
Women's volleyball, USA vs. South Korea
The volleyball team's in a fight to win back the gold after losing to Brazil in 2008

8:00 p.m. - 12:00 a.m.
NBC
Greatest Hits
The round-up will feature coverage of swimming, men's gymnastics and early-round women's beach volleyball

Sunday, July 29

2:00 a.m. - 3:00 a.m.
NBCSN
Women's beach volleyball - Italy vs. Russia

3:00 a.m. - 5:00 a.m.
NBCSN
Men's basketball - Brazil vs. Australia

7:00 - 11:00 a.m.
NBC
Cycling
A medal event, U.S. rider Evie Stevens may reach the podium.

8:30 a.m.
NBCSN
Men's basketball: Spain vs. China
Fans will want to keep an eye on 2008 silver medalists, who may be the U.S.'s biggest threat.

11:45 a.m. - 1:30 p.m.
NBC
Men's volleyball: USA vs. Serbia

12:00 p.m - 12:45 p.m.
NBCSN
Women's beach volleyball: Brazil vs. The Netherlands

1:30 p.m. - 2:00 p.m.
NBC
Swimming
More qualifying heats

2:00 p.m. - 2:40 p.m.
NBC
Women's gymnastics

2:40 p.m. - 3:40 p.m.
NBC
Men's water polo: USA vs. Montenegro

4:00 p.m. - 6:00 p.m.
NBC
Men's and women's beach volleyball
Two US teams hit the sand.

7:00 p.m. - 12:00 a.m.
NBC
Greatest Hits
Women's gymnastics, swimming finals and the women's synchronized springboard event

Monday, July 30

2:00 a.m. - 3:00 a.m.
NBCSN
Women's beach volleyball - China vs. Switzerland

4:00 a.m. - 12:00 p.m.
Bravo
Men's and women's tennis

7:30 a.m. - 8:15 a.m.
MSNBC
Women's beach volleyball - Brazil vs. Germany

9:00 a.m. - 9:30 a.m.
NBC
Men's and women's swimming

10:30 a.m. - 12:30 p.m.
NBC
Women's volleyball - USA vs. Brazil

12:45 p.m. - 1:30 p.m.
NBC
Men's and women's swimming

1:30 p.m. - 3:00 p.m.
NBC
Women's water polo - USA vs. Hungary

2:15 p.m. - 4:00 p.m.
NBCSN
Women's basketball: USA vs. Angola

3:00 p.m. - 4:00 p.m.
NBC
Men's beach volleyball - USA vs. Poland

8:00 p.m. - 12:00 a.m.
NBC
Greatest Hits

Tuesday, July 31


4:00 a.m. - 12: 00 p.m.
Bravo
Tennis: Men's and women's singles, quarterfinal-round doubles

7:35 a.m. - 8:15 a.m.
NBCSN
Men's beach volleyball - Brazil vs. Switzerland

8:15 a.m. - 9:15 a.m.
NBCSN
Women's beach volleyball - Brazil vs. Germany

9:15 a.m. - 11:00 a.m.
NBCSN
Women's soccer - USA vs. North Korea

12:30  p.m. - 1:00 p.m.
NBC
Men's and women's swimming
Qualifying heats featuring 4 events and 11 races

1:30 p.m. - 3:00 p.m.
NBC
Men's water polo: USA vs. Romania

3:00 p.m. - 4:00 p.m.
NBC
Men's beach volleyball - USA vs. Spain

8:00 p.m. - 12:00 p.m.
NBC
Greatest Hits
Gymnastics, diving and Michael Phelps in the men's 200m fly final

Wednesday, August 1

4:00 a.m - 12:00 p.m.
Bravo
Men's and women's tennis - round of 16 matches and mixed doubles

6:30 a.m. - 8:15 a.m.
NBCSN
Men's soccer  - Brazil vs. New Zealand

9:00 a.m. - 10:45 a.m.
NBCSN
Men's soccer - Mexico vs. Switzerland

9:00 a.m. - 10:45 a.m.
MSNBC
Men's soccer - Spain vs. Morocco

10:05 a.m. - 10:30 a.m.
NBC
Men's and women's swimming
Events include the 200m backstroke and the 200m individual medley for men; the 4x200m freestyle, the 200m breaststroke and the 100m freestyle for women. Michael Phelps, Ryan Lochte and Missy Franklin are expected in the pool.

10:30 a.m. - 11:30 a.m.
NBC
Men's beach volleyball - USA vs. Latvia

11:30 a.m. - 12:20 p.m.
NBC
Men's and women's swimming

12:20 p.m. - 1:30 p.m.
NBC
Women's water polo - USA vs. Spain

2:00 p.m. - 3:45 p.m.
NBC
Women's volleyball - USA vs. China

8:00 p.m. - 12:00 a.m.
NBC
Greatest Hits
Swimming and diving finals, the US vs. Latvia beach volleyball match, plus the all-around men's gymnastics winner is chosen

Thursday, August 2


2:45 a.m. - 4:15 a.m.
NBCSN
Women's field hockey - USA vs. Australia

4:00 a.m. - 12:00 p.m.
Bravo
Men's and women's tennis - quarterfinals in singles and mixed doubles, semifinals in doubles

9:00 a.m. - 9:15 a.m.
NBC
Men's and women's swimming - qualifications

9:40 a.m. - 10:30 a.m.
NBC
Men's and women's swimming

10:30 a.m. - 11:30 a.m.
NBC
Women's beach volleyball

11:30 a.m. - 11:45 a.m.
NBC
Men's and women's swimming

12:20 p.m. - 1:20 p.m.
NBC
Men's water polo - USA vs. Great Britain

1:30 p.m. - 2:00 p.m.
MSNBC
Judo
Watch for American favorite Kayla Harrison to try for the gold

2:00 p.m. - 4:00 p.m.
NBC
Men's volleyball - USA vs. Brazil

2:15 p.m. - 4:15 p.m.
NBCSN
Men's basketball - USA vs. Nigeria

8:00 p.m. - 12:00 a.m.
NBC
Greatest Hits
Gymnastics (all-around women's winner is chosen), swimming finals (Phelps vs. Lochte in 200m IM), beach volleyball and more

Friday, August 3

4:00 a.m. - 12:00 p.m.
Bravo
Men's and women's tennis
Semifinals for men's singles, women's singles and mixed doubles

6:00 a.m. - 7:30 p.m.
MSNBC
Gymnastics

9:45 a.m. - 10:30 a.m.
NBC
Men's and women's swimming
Qualifying heats for men's and women's 4x100 medley relays, the men's 1500m freestyle and women's 50m freestyle

11:00 a.m. - 1:00 p.m.
NBC
Beach volleyball

1:00 p.m. - 1:30 p.m.
NBC
Men's and women's swimming
Qualifying heats in women's 50m freestyle, men's 1500m freestyle and men's and women's 4x100 medley relay

1:30 p.m. - 2:45 p.m.
NBC
Women's water polo - USA vs. China

3:25 p.m. - 4:00 p.m.
NBC
Track & Field - medal events

8:00 p.m. - 12:00 a.m.
NBC
Greatest Hits
Swimming finals (men's 100m butterfly), track & field highlights, diving, women's volleyball (USA vs. Serbia) and the men's trampoline final

Saturday, August 4

1:00 a.m. - 3:15 a.m.
NBCSN
Triathlon - medal event

4:00 a.m. - 5:45 a.m.
MSNBC
Men's soccer -- quarterfinals, game 1

5:00 a.m. - 6:00 a.m.
NBCSN
Beach volleyball -- elimination round

6:30 a.m. - 8:30 a.m.
NBCSN
Men's basketball -- USA vs. Lithuania

6:30 a.m. - 8:15 a.m.
MSNBC
Men's soccer  -- quarterfinals, game 2

8:30 a.m. - 11:00 a.m.
NBCSN
Men's tennis - doubles final

9:00 a.m. - 11:00 a.m.
NBC
Women's tennis -- singles final shown live

9:00 a.m. - 10:45 a.m.
MSNBC
Men's soccer - quarterfinals, game 3

11:45 a.m. - 1:30 p.m.
NBC
Men's volleyball -- USA vs. Russia

11:30 a.m. - 1:15 p.m.
MSNBC
Men's soccer - quarterfinals, game 4

3:40 p.m. - 4:45 p.m.
NBC
Men's water polo - USA vs. Serbia

5:00 p.m. - 6:00 p.m.
NBC
Beach volleyball -- elimination-round match

8:00 p.m. - 12:00 a.m.
NBC
Greatest Hits
Snippets from the conclusion of swimming (four finals, men's and women's), the women's 100m dash, the women's springboard semifinal in diving and beach volleyball