The term 'Cheese City' refers to two cities in Europe that are known for their production of cheese. The first is Edam, a city in the Netherlands, which is famous for its Edam cheese. The second is Parma, a city in Italy, which is renowned for its Parmigiano-Reggiano cheese. Both cities have been producing their respective cheeses for centuries and are now considered to be the centers of cheese production in Europe.