Regarding rural architecture in Patagonia and Tierra del Fuego, previous studies have considered big hulls of estancias or ranches, that is: storehouses, administration, emplacement, etc., all in relation to rural architecture of a macro scale. Simultaneously, rural architecture of minor dimensions has existed but ignored by the architectural and historical studies till now. This article exposes a first case of minor rural architectural, known popularly as caravans, "caravana" or "puesto rodante".