GPS Mfgrs sites:

• Magellan down Loads: Software Updates User Manuals
• Garmin down Loads: Software Updates User Manuals
• Lowrance
• Cmap
• DeLorme

Misc. GPS Sites:

• The GPS Store
• Mehaffey's GPS site
• Geocaching GPS Site

Rally Racing with GPS:

• JAOS Adventure Rally article
• Rim of the World Rally site

Information on Hydrogen Fuel-cell cars:

• Hydrogen Fuel-Cells for cars