Complex sentence: Metropolis has performed over 450 stage shows in the United States and 8 other countries (Finland, Russia, England, Canada, New Zealand, The Netherlands, Japan and Ireland) and has traveled to more than 160 cities in 38 different states in the USA.
Split into simpler sentences: Metropolis has performed over 450 stage shows in the United States and in Finland, Russia, England, Canada, New Zealand, The Netherlands, Japan and Ireland. It has traveled to more than 160 cities in 38 states in the USA.