The Ringstrasse is a famous boulevard in Vienna, Austria, built in the mid-19th century. It replaced the old city walls and is known for its grand architecture, including historic buildings, museums, and government institutions. The construction of the Ringstrasse was part of a larger urban development project aimed at modernizing the city. This circular road is approximately 5.3 kilometers long and encircles the inner city. Notable landmarks along the Ringstrasse include the Vienna State Opera, the Austrian Parliament, and the City Hall. The boulevard is a popular destination for both locals and tourists, offering beautiful views and a vibrant atmosphere.