Podcasts are great for driving, working and just about any free time you have. Latitude is a podcast hosted by Brian McGuckin and Brent Bergherm where they talk about travel, photography, and taking epic photos on the road.
It's part of the Improve Photography series of podcasts. They offer photography podcasts on many different subjects from Landscapes to Portraits and this is the newest Travel Based Podcast.
Look for the Latitude Podcast on iTunes or where ever you download your podcasts.