Kağıthane (Turkish pronunciation: [caɰɯtˈhaːne]), which used to be a working class district from the sixties on, has become one of the largest regeneration and real estate development areas of the city of Istanbul, Turkey. The district is located on the European side and extends over the shores of Cendere, the stream that discharges into the Golden Horn. Cendere Valley is surrounded by Sarıyer, Eyüp, Şişli, Beşiktaş and Beyoğlu districts.