This complex yet portable navigation system isn't cheap.

CNN: Career - Portable GPS receivers: The way home

Having a portable GPS system or a navigation app loaded into a smartphone is always a good idea, especially for the directionally challenged.

FORBES: Stress-Reducing Holiday Road-Trip Tips

This is a portable version of the Hertz NeverLost navigation system found in some of their rental cars.

CNN: Career - Portable GPS receivers: The way home