Looking for a Great Scenic Vacation Spot.?

im trying to decide where to take a vacation next year. and i figured ide ask for suggestions. im not a big fan of beaches, woods, or cities. i really love open, and vast areas of scenery. i really enjoy the seclusion of deserts. so maybe any really scenic, or even secluded erie feeling desert areas. Or possibly even mountains, or plains. ive drove from denver all the way to page arizona along I-70 and US 191 and really enjoyed it. any suggestions would be appreciated.