With more than 500 Zumba instructors in the Twin Cities, "best" is subjective. Still, Mary Pirela is a standout. The Venezuela native has been teaching since 2002, and is credited with bringing the Latin-rhythmed fitness routine to Minnesota. She's trained more than 150 instructors in the area, and teaches regularly — bachelorette parties, anyone? — using her own choreography. mary­pirela.zumba.com