There is no one McDonald’s that is universally considered to be the fanciest. However, some locations may be more luxurious than others. For example, the McDonald’s in Monaco is known for its high-end decor and luxurious food.
Other locations, like the one in Los Angeles, may be more lavish in terms of their menu options and overall presentation. So, while there is no one McDonald’s that is universally considered to be the fanciest, there are a number of locations that could potentially fit that description.