Because Islam is a religion of peace. Even though 90%+ of Islamists approve of the September 11th atrocity against America. And even though Islam was founded by a demon-possessed, mass-murdering pedophile. And even though the goal of most Islamists is to kill anyone who is not.
But if that were not the case, we could start with the center of the universe, the Ka 'ba in the heart of downtown Medina.