Short answer: El Querandí is the best tango show in Buenos Aires for most visitors, and it has been my favourite since 2017. For the most authentic, old-school atmosphere, choose El Viejo Almacén (over 50 years on stage). Michelangelo, in a beautifully restored historic building, is quickly becoming my new favourite. On a budget? for the show only. I live in Buenos Aires and have personally reviewed every major venue over the past 7 years,…