Frankfurt am Main is the financial heart of Germany and one of the most futuristic cities in Europe. It’s home to the headquarters of the European Central Bank and Germany’s largest stock exchange. The city is known for its contrasts: the historic Römer, a 15th-century town hall on the market square, stands side by side with the skyscrapers of “Mainhattan,” as locals call their business district. Frankfurt is also the birthplace of Johann Wolfgang von Goethe, his house museum is located right in