How can I find out the changes introduced in each version of the Google Maps APIs?
We maintain a list of changes between Google Maps API versions at: http://groups.google.com/group/Google-Maps-API/web/api-version-changes You can also check which version of the Google Maps API a particular bug was introduced and fixed in using the Google Maps API Issue Tracker at: http://code.google.com/p/gmaps-api-issues/issues/list