Mr. Beat explains why the 25 biggest cities (metropolitan areas) in the United States exist.Uh ok, so this is, like, the description of the video so keep reading. Produced by Matt Beat. Filmed by Matt Beat and Shannon Beat. Additional images used under fair use guidelines or found in the public domain. Music by ‪@electricneedleroomband‬(Mr. Beat's band), Bad Snacks, NEFFEX, Corbyn Kites, Geographer, Otis McDonald, and King Canyon. Creative commons credits: Zygmunt Put, Tom Fawks, Bernard Gagnon, Marine 69-71, DPPed, and Gage Skidmore.