The Red Lion at East Chisenbury is truly wonderful.
A few miles north of the A303 (Come off at the Amesbury/ Solstice Park Bulford/junction)
Michelin star. Fabulous food and stunning accommodation.
http://www.redlionfreehouse.com/pages/homepage.PS: Avoid the 303 Stonehenge bottle neck by using the Larkhill rat run.