Final answer:
The highest ranking wine sites in Burgundy are referred to as Grand Cru, which denotes vineyards of the highest quality.
Step-by-step explanation:
In Burgundy, the highest ranking sites regarding wines and vineyards are referred to as Grand Cru. These vineyards are recognized for producing wines of the highest quality due to the excellent growing conditions, such as ideal soil composition and climate, which they possess.
Burgundy's wine classification system is highly detailed, with the Grand Cru designation signifying the pinnacle of quality in this esteemed wine-producing region.
In Burgundy, the highest ranking sites (all AOCs) are referred to as Grand Cru.