La Casita Prince and Casita de Abajo is one of the residences of the Spanish Royal Family. It is a building of the eighteenth century, located in the town of El Escorial, in Madrid (Spain). It was built between 1771 and 1775, from a design by Juan de Villanueva, one of the most important architects of Neoclassicism Spanish. It has been declared of cultural interest since 1931. It was built as a recreation hall for use by Carlos IV, then Prince of Asturias, in a forest of oaks between the Monastery of El Escorial and the urban core Escorial. Not far from the resort lies the Casita del Infante or up, also the work of Villanueva, intended for the infant Gabriel de Borbón, brother of Carlos IV. Its management corresponds to National Patrimony, state organism dependent state assets available to the Spanish Crown. The gardens have a refined and elegant layout. They are divided into two. One of them is divided into four parts and opens onto the rear facade. It consists of squares of box hedges, cypresses arches and a small waterfall.