Muslim Walls of Madrid Muslim Walls of Madrid The Muslim Walls of Madrid, also known as theArab Walls of Madrid, of which some vestiges remain, are located in the Spanish city of Madrid. They are probably the oldest construction extant in the city. They were built in the 9th century, during the Muslim domination of the Iberian Peninsula, on a promontory next to Manzanares river. They were part of a fortress around which developed the urban nucleus of Madrid. They were declared an Artistic-Historic Monument in 1954. The remains of utmost importance, with more archaeological than artistic interest, are in the Cuesta de la
Allison Engine Testing Stands by servicemen of the 44th Depot Repair Squadron of the USAAF 81st Air Depot Group; two enclosed engine stands constructed by the Allied Works Council; two open stands of unknown construction; and a concrete pavement area which is the site of former associated buildings. The first Allison Testing Stands were constructed on the eastern side of Schneider Road and the Eagle Farm Aerodrome in November–December 1942 as a consequence of arrangements made for Australia to serve as a stronghold for United States (US) operations in the Pacific during World War II (WWII). The area, however, had previous links with aviation.