The St. Louis Municipal Opera Theatre is an amphitheater located in St. Louis, Missouri. The theatre seats 11,000 people with about 1,500 free seats in the last nine rows that are available on a first come, first served basis. From Wikipedia
The clip spotlights the Tony nominee performing “Song on the Sand” as final rehearsals progress for the Muny cast with participation by the Teens ensemble before the August 8 premiere.