Walking is the most natural, affordable, healthy and clean mode of travel for short distances, and a necessary component of the vast majority of transit trips. (treehugger.com)
Cars have become indispensable to most people in the world and car travel is the preferred mode of travel in the world today. (autoquotenow.com)
If you'll be traveling on buses, trains, boats or other modes of travel, these may not even be supplied. (eaglecreek.com)