Detroit Zoo Sets All-Time Attendance Record Thanks To Wild Lights, Good Weather And Penguins Jan 7, 2017 by Daily Detroit StaffFor an 11th straight year, the Detroit Zoo’s attendance has surpassed one million guests. In fact, they smashed that number. According to Zoo officials, the Royal Oak-based attraction netted …Detroit Zoo Sets All-Time Attendance Record Thanks To Wild Lights, Good Weather And PenguinsRead More