Regarded as the world's largest trade fair for the food industry: held every two years in Cologne, ten trade fairs under one roof, trade visitors only.
The world's largest trade fair for computer and video games, held annually in Cologne — featuring world and European premieres of new games and hardware.
Europe's largest music-synchronized fireworks display: since 2001, spectacular pyrotechnics light up the Rhine each summer, accompanied by a convoy of ships.