When looking through the 1494 "Beverage" images at Acclaim Images.com this A Glass of Milk was a favorite.
All of their pictures are hand picked, availiable in a number of formats, and you can even get custom prints and posters.

Description:
A Glass of Milk
Top view of a glass of milk.

Some related terms for more images:
health,  refreshment,  nutritious,  healthy,  still life,  cold drink,  container,  beverage,  diet,  breakfast,  natural,  nutrients,  glass,  milk,  cup,  essential food,  st yiap,  dairy product,  flavorsome,  calcium,  minerals,  calorie,  nourishment,  nutrition,  carbohydrate,  goodness,  refreshing,  liquid,