The city's oldest barrio or neighborhood, San Telmo, Buenos Aires is a hot spot of sultry tango dancing, It's also considered the birthplace of tango; a dance which found its way onto the UNESCO Intangible Cultural Heritage list in 2009. Mural by Landru, Juan Carlos Colombres, popularly known by his pseudonym Landrú (January 19, 1923 - July 6, 2017, Buenos Aires) was an Argentine humorist. In all his cartoons, he appears and draws the famous black kitten!!!