There was a thread not too long ago about updates to digital charts. I received an email from Garmin with the latest updates wihich are free
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In a continuing effort to provide customers with complete and accurate worldwide coverage of marine charts, Garmin has updated MapSource BlueChart CD-ROMs to include Notice to Mariner changes and new editions.
Benefits of this update include:[*]Coverage of U.S., Canada, Caribbean and South America.[*]Expanded inland rivers coverage.[*]Now includes California Marine Protection Areas.[*]Now contains local charts for Argentina.[*]Updated charting for Brazil and Chile.[*]Updated Notice to Mariners.[/list]
Update Policy for MapSource BlueChart Americas CD-ROM:
Please visit the link below for more details on the update, and to complete the form to have the updated BlueChart Americas 2008 CD-ROM shipped to you at no charge. Please be advised that a previous installation of BlueChart Americas must be installed on your computer for this updated CD-ROM to install. Visit our website now to order your update CD. Unit serial number will be required to order the update CD. "