Travel gadgets are perfect for anyone planning on making a trip. Travel gadgets range from solar-powered backpacks to global cell phones. Check out these great travel gadgets at HowStuffWorks.
How Video Glasses Work
While head-mounted displays were once a novelty item for gadget freaks, video glasses offer a plausible solution for the crowd-wary traveler. Whether you want to enjoy a movie on a long flight or simply shut out the world, this technology is for you.