As widely reported the release of iPhone version 2.2 brings Street View to the iPhone. Version 2.2 also brings Google Transit and walking directions to the phone.
These new additions mean that iPhone users can now use their phone to get directions and then check the Street View of their location just to ensure they are in the right place.
Google Transit is available for more than 100 cities worldwide, including New York, Tokyo, Montréal, Zürich, and Perth. As new cities are added to Google Transit they will also be available to iPhone users.
Via: Google LatLong: Some favorite Google Maps features now for iPhone