Markuskirche (St Mark's Church) is one of the city's largest and most important religious buildings, and is known for its impressive architectural style and rich history. The Protestant church was built in the Gothic style in the 14th century and features a large central nave, several side chapels, and a towering spire that can be seen from many parts of the city.

Inside, Markuskirche is decorated with beautiful stained glass windows, intricate stone carvings, and an impressive pipe organ. The church is also home to several important works of art, including a painting by the famous Swiss artist Johann Caspar Wild. In addition to its religious and architectural significance, Markuskirche is also an important cultural landmark in Lucerne. The church hosts a variety of musical events and concerts, and is a popular spot for visitors seeking a glimpse of Lucerne's rich cultural heritage.