This is either a '77 or '78 Buick Skyhawk.
Back of the postcard states ... "Approaching the 6,288 ft. (1,917.8 m) summit of Mt. Washington in the White Mountains of New Hampshire".
If you have, or have seen, other postcards with a Monza, Skyhawk, Starfire or Sunbird in them ... send me a scan so I can add it to this page!
This could be a Monza, Skyhawk or Starfire.
Back of the postcard states ... "Solvang, California. In the early days of this century, a band of resolute Danish-Americans came to California to recreate a typical Danish village. For its locale, they chose the rolling oak-studded Santa Ynez Valley, they named it "Solvang", which in Danish means "Sunny field".