Walmart offers the Garmin Drive 5" USA EX GPS Navigator for $64.95 with free shipping. That's $5 under our mention from two days ago, a current best by $4, and the lowest price we've seen. It features a 5" touch screen, lane assist, and microSD card slot.
The planet will thank you, your local (overwhelmed) landfill will thank you. Even your budget will thank you.