The Bundesliga is the top professional football league in Germany, featuring 18 teams that compete annually. Each team plays 34 matches, facing every other team twice, once at home and once away. The league operates on a promotion and relegation system with the 2. Bundesliga, allowing the best teams to move up and the lowest-performing teams to drop down. Some of the most well-known Bundesliga teams include Bayern Munich, Borussia Dortmund, and RB Leipzig. Bayern Munich is the most successful club in the league's history, while Borussia Dortmund is famous for its passionate fan base. Each team has its own unique history and culture, contributing to the league's popularity.