On a hunt or on a hike: Using a separate TOPO U.S. 24K DVD or microSD card brings you the highest level of topographic detail available, with maps comparable to 1:24, 000 scale USGS maps, featuring terrain contours, topo elevations, summits, routable roads and trails, parks, coastlines, rivers, lakes and geographical points.
ENGADGET: Four new Oregon touchscreen GPS devices pop up on Garmin's website (updated)