[patrick_777]

All of that. It has a removable microSD slot which you can use for storage and map data. You can also connect it up to your computer (or just use the card slot) and upload waypoint and route information from Google Maps/Earth or any other mapping and routing apps. Garmin has a crapload of maps available (some are pricey unless you find "alternate" ways of procuring them) which give you terrain mapping, geologic data, travel and wildlife data and all sorts of other neat things to keep you good and "lost".