@ Watch a special FREE presentation of "America the Beautiful," playing every hour on the half hour, from 9:30 through 3:30 in the National Grid ExploraDome. FREE for all guests! Reserve Free Tickets America the Beautiful is a sweeping giant screen experience celebrating the vast and varied natural worlds that define the United States and the conservation movement that has ensured their survival. The protection of America’s beauty, wonder and resources was set in motion by Theodore Roosevelt and other pioneers who popularized principles still in practice today, passed down through generations, that will keep America’s wild heart beating for many more. Audiences will embark on an awe-inspirin