4
votes
1answer
47 views

Where can I find maps of temperature gradients for a road trip in the USA?

I'm doing some driving along I-80 and I-70 in the western part of the US of A, and there is a possibility to take different routes and do different stops. For example, for night-time travel, it would ...
5
votes
1answer
638 views

How do Open Street Maps features compare to Garmin's Nuvi features in the US?

I plan to travel to the US this year and would like to take my own GPS with me, the problem I have is the map in my Garmin is really old (it's from 2009) and I'd like to have it up to date for my ...