Techno festival Mayday 2010 in the Westfalenhalle concert hall, Dortmund, North Rhine-Westphalia, Germany, Europe

2010 act acts area basin beam beams being beings celebrate celebrates celebrating celebration celebrations colored colorful coloured colourful concert cultural culturally culture cultures different different colored different coloured display displays dortmund effect effects europe european event events federal festival festivals festive festivities festivity frg german germany hall human humans illuminated illumination illuminations in inboard indoor indoors inside interior internal laser lasers light lighting lights lit mayday multi multi colored multi coloured music north occasion occasions of parties party people performance performances person persons photo republic rhine rhine westphalia rhine westphalian ruhr show shows skit skits techno techno the up westfalenhalle westphalia westphalian