(Recoletos side) and the National Archeological Museum (Serrano street side).

In number 10 lies the Marqués de Salamanca Palace, built between 1846 and 1855 by architect Narciso Pascual y Colomer in a Renaissance style. The Marquis sold it in 1876 to the Banco Hipotecario, which installed its headquarters in it and enlarged it in 1905, 1919 and 1945/1948