Büyükdere Avenue Büyükdere Avenue Büyükdere Avenue () is a major avenue which runs through the districts of Şişli (Esentepe quarter), Beşiktaş (Levent quarter) and Sarıyer (Maslak quarter) on the European side of Istanbul, Turkey. It begins at Şişli Mosque and runs in an eastward direction partly under the viaduct of the inner-city motorway O-1 through Mecidiyeköy, Esentepe, until reaching Zincirlikuyu; where it joins with Barbaros Boulevard and turns northward passing through Levent, Sanayi Mahallesi, Maslak and by the Fatih Forest, ending at the Hacıosman Slope on the Sarıyer district border. Its total length is . From Zincirlikuyu to Maslak, it forms a
Keshavan Maslak Larry Teal and Donald Sinta. After high school Maslak studied music and psychology at the University of Michigan, Eastern Michigan University and North Texas State University where he studied music composition with Martin Mailman in the late 1960s. Following this he played with Motown touring bands and many other jazz and R&B bands. After two years living in San Francisco and playing with Charles Moffett, Ray Anderson and David Murray, Maslak moved to New York City in 1972 and participated in the New York loft scene during the 1970s, performing his compositions frequently at Studio Rivbea, Ladies' Fort, Maslak Gallerxy,