Known as the birthplace of the tango, famous for its colourfull painted buildings, and along the river, this one-time shipyard, still with sunken ships and bridges croosing the Rieachuelo River, has a famous walkway, the "Caminito", where tango dancers perform and artists exhibit their work. Also home to Quinquela Martin, La Boca's famous artist. Email Bob Frassinetti. The Buenos Aires Art Dealer,Argentina. Bob Frassinetti. Copyright 2005. Roberto Dario Frassinetti.