Casa Minima is be the narrowest house in Buenos Aires, At its widest point, La Casa Mínima measures just 8.2 feet (2.5 meters) across. . In terms of depth, the house extends a comparatively generous 42 feet (13 meters) from front to rear. . In terms of depth, the house extends a comparatively generous 42 feet (13 meters) from front to rear. widely repeated tale about the building’s history. This popular account claims that La Casa Mínima was a gift from the Urquiza family to one of their former slaves. The tiny house was supposedly given to the African slave in 1813, shortly after his liberation.A lack of any supporting evidence isn’t the only problem with this story. It’s true, and perhaps just a little too coincidental, that gradual abolition was introduced in Argentina in 1813, when the Free Womb Act was introduced, “freeing” all babies born to slave mothers. However, slavery wasn’t truly abolished in Argentina until 1853; Buenos Aires had to wait until even later, in 1861.According to actual historical studies of La Casa Mínima, including its owners and inhabitants, the building’s history is far more prosaic. Originally, the building in which La Casa Mínima now stands was once a single home measuring a respectable 52.5 feet (16 meters) wide. Over time, however, it was slowly divided up to be rented out or sold off to various inhabitants. Thanks to some particularly bad math and dubious planning, the owners managed to end up with an extraneous slice in the middle. Rather than try to rectify the matter by including it in one of the neighboring homes, they decided to turn it into a standalone abode