The Union play in Major League Soccer the top "Football" league in the United States.
Talen Energy Stadium sits just south of the city of Philadelphia along the banks of the Delaware River. The historical significance is that it is about 1/2 a mile south of William Penn's landing site in 1862.
To my fellow drone enthusiasts part of this area is in Philadelphia International Airport airspace. Check your maps and use LAANC to gain proper authorization.