The inauguration of the Musikverein in Vienna, Austria.

The Wiener Musikverein, commonly shortened to Musikverein, is a concert hall in Vienna, Austria, which is located in the Innere Stadt district. The building opened in 1870 and is the home of the Vienna Philharmonic orchestra.

Vienna is the capital, most populous city, and one of nine states of Austria. It is Austria's primate city, with just over two million inhabitants. Its larger metropolitan area has a population of nearly 2.9 million, representing nearly one-third of the country's population. Vienna is the cultural, economic, and political center of the country, the fifth-largest city by population in the European Union, and the most populous of the cities on the river Danube.

January 6 is the sixth day of the year in the Gregorian calendar; 359 days remain until the end of the year.