Originally Posted by
Eastbay1K
The new Megatlon Pto. Madero just replied to my inquiry, and it is $210/day

That's more than double the day pass rate at my (very nice) gym in London.
When I moved to Buenos Aires in 2004 I joined a gym near Abasto for $15 a month

By the time I left in 2010 I was paying about $150 a month at American Sport in Barrio Norte.