Shopping trolleys, traffic cones…no, it’s not a student residence, it’s 70 Seconds Before The Knock Out. An observant eye pays off in Buenos Aires; dodging dog poop, hopping cracks in the pavement and finding some of the many gems the city has to offer. La Castorera is tucked away on the second floor of a residential building and it weren’t for the throngs of people outside, it would be easy to breeze by the doorway.