You can use this macro for that;
http://www.howto-outlook.com/howto/mapit4meetings.htm

Several mapping add-ins which integrate with the calendar as well can be
found here;
http://www.howto-outlook.com/howto/mapit.htm#addins

--
Robert Sparnaaij [MVP-Outlook]
Coauthor, Configuring Microsoft Outlook 2003
http://www.howto-outlook.com/
Outlook FAQ, HowTo, Downloads, Add-Ins and more

http://www.msoutlook.info/
Real World Questions, Real World Answers

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"Cristina" wrote in message
...
Every time I am invited to an external meeting (especially when
travelling) I
have to use Google Maps to find the location. It would be so much easier
if
Microsoft added a "Map it" button next to the Location field so the
address
would automatically populate in a browser window's map field.