Maslak United States) constructing with steel costs more than constructing with concrete. The reason for choosing steel was its relative strength in resisting earthquakes (Istanbul is located along an active fault), whereas concrete is more fire-resistant. The stations "İTÜ-Ayazağa" and "Atatürk Oto Sanayi" along the M2 line of the Istanbul Metro serve the Maslak business district and its surrounding neighbourhoods. One of the five campuses of the Istanbul Technical University, the Ayazağa Campus, is located in Maslak. Maslak Maslak is one of the main business districts of Sarıyer, Istanbul, Turkey, located on the European side of the city. It was formerly
State Center Commercial Historic District station, city hall, post office, and former high school (now a middle school). Watson's Grocery was individually listed on the National Register of Historic Places in 1998. The buildings range in size from small-scale and modest size structures, which reflect the impact of destructive fires in 1895 and 1917 and State Center's modest commercial economy. The period of significance is from 1869 to 1952, and the buildings are constructed during that time frame. Late 19th and early 20th-century revival styles and the Prairie School style are dominant. State Center Commercial Historic District The State Center Commercial Historic District is a