getting a scooter will negate all your preconceptions about about the dollars to fun ratio.
boats, will be penile extensions
4x4s, meer idiot transceivers
suvs, obstacles with fat smelly women in shock at your speed
dual sports, fatter pigs of poor transportation
dirt bikes, awesomer
Yes, Android AND iphone GPS works without cellular data. Use offline maps and enjoy. (thanks drtbyk!)