Daily Instagram photo from Privé (@priveaccess on Instagram). WORLD’S LARGEST WINE CELLAR AND EUROPE’S LARGEST WINE COLLECTION. Milestii Mici is a wine factory and wine collection of Moldova situated 20 km south of Chisinau near a village with a similar name. Its underground wine city in limestone is stretching for 250 km of which 120 km are currently in use. Milestii Mici cellar complex is recognized to be the largest in the world.