Old Main is a historic building located in Boulder, Colorado. It is the original building of the University of Colorado Boulder and has played a significant role in the city’s history. The construction of Old Main began in 1875, and it served as the university’s primary building until the early 20th century.

Old Main housed classrooms, administrative offices, and the university’s library. It witnessed the growth and development of the university over the years. The building also served as a gathering place for various events, including lectures, performances, and graduation ceremonies.

Today, Old Main stands as a symbol of the University of Colorado Boulder’s rich history and serves as a reminder of the university’s early days. It continues to be an important landmark in Boulder, attracting visitors and serving as a hub for academic and cultural activities.