Translation of freeway in Spanish

We drove to the airport to do early check-in but it went so quickly that we had four hours left before our flight departed. We therefore took a cab back into town and visited the local market.
Basically, I am here to learn Italian and French... some other languages as well, different cultures and meeting nice people. So far, I have made some friendships with Vocabulix, but I am always looking for more.
The hill was not close to the village and we did not have a lot of water with us, so that we were happy when a Brazilian couple took us closer in their rented Jeep. We walked a little further.