King's House of Arganda Monument · Arganda del Rey, Las Vegas, Madrid A palace built between 1594 and 1597 by the imperial ambassador Hans Khevenhüller as a royal residence for Felipe III, to designs by the Italian Patricio Cajés; it later passed to the Jesuits and has been municipal property since 1983. Photo: Dirección General de Turismo. Consejería de Economía e Innovación Tecnológica. Comunidad de Madrid. (CC BY 3.0 es) What to see and do in Arganda del Rey