City to explore!

Lego City is (whew) having more sets.
Space:
Moon Buggy

Space Station

Bank and Money Transfer:

Police Chase:

Get The Newest in Dates!

Sorry, it's been a while since I've been on. I have put down some release dates:
Lego Duplo Cars:  May-June 2011
City "Space":  March 2011
City Police: Some Out:
                  Police Minifigure Collection
                  Police Dog Unit
                  Police Station
                  Police Boat
                  Prisoner Transport
Rest: January-April 2011

Minifigures III: OUT NOW
Minifigures IV: April 2011
Creator: Some Out:
              Log Cabin
              Rescue Robot
              Low Loader With Helicopter
              Mini Excavators
              Mini Airplane
Rest: June 2011

Harry Potter: January 2011
Duplo: Some Out:
           My First Lego Duplo Set
           Playing With Numbers
Rest: ??????? 2011

Games: ??????? 2011
Pharaohs Quest: OUT NOW
Ninjago: Some out:
              Kai
              Cole
              Zane
             Chopov
             Bonezai
             Krazi
Rest: January-June

Pirates of the Caribbean: May 2011
Racers: OUT NOW
Technic: June 2011
Winnie the Pooh (confirmed): ????? 2011
Star Wars: You'll find out =)

That covers most of the large events.