As the capital of music, Vienna is a mysterious city of art, it is the symbol of art, creating the wonderful music and Waltz; it is also the heaven of the dreams of musicians.

Three treasures of Vienna are music, Waltz and coffee. one way valve would like to tell you that Vienna coffee is a crucial component of Vienna culture, and also the impactive culture of coffee shops in Europe, it is listed to the World Immaterial Heritages.

It is said that 5 steps to reach a coffee shop in Vienna, and it is not exaggerated at all because there are really a lot of coffee shops in Vienna. Also, people say that the coffee aroma penetrates the euphonious music, and spread in the air when they stay in Vienna.

All kinds of coffee are listed in the menus of coffee shops of Vienna, so you'd better not ask for a free coffee to the servers which will embarrass them much. And many coffee shops in Vienna also offer free newspaper for the guest to read while they are drinking coffee. So a large number of people would like to spend some money to read newspaper for a whole day or a few hours, nevertheless, the servers will not feel unhappy with it. Especially at the end of 19th century and the beginning of 20 century, coffee shops become the place for artists, thinkers and intellectual to seek inspiration.