Announced by Wizards in the article 'Magic spans the Globe in 2010 on August 11th, 2009 here is the schedule for the 2010 Magic the Gathering Pro Tour.
The biggest change for the 2010 season is that there will now be Pro Tour Qualifiers on Magic Online, so you will be able to qualify for one of these tournaments from the comfort of your own home.
Stop #1 - San Diego, CA. USA
When: Feb. 19-21, 2010
Formats: Standard, Booster Draft with the Top 8 being Standard
Qualifier Information: October 3 - December 28, 2008, format will be Sealed Deck
Stop #2 - San Juan, Puerto Rico USA
When: May 28-30, 2010
Formats: Block Constructed (Zendikar), Booster Draft with the Top 8 being Booster Draft
Qualifier Information: January 2 - format will be Extended
Stop #3 - Amsterdam, Netherlands
When: Sept. 3-5, 2010
Formats: Extended, Booster Draft with the Top 8 being Extended
Qualifier Information: April 2nd - format will be Standard
WORLDS - Chiba, Japan
When: December 9-12, 2010
Formats: Standard, Booster Draft, Extended with the Top 8 being Standard