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
Paul Maslak college, he studied Judo, Taekwondo, Isshin-ryu, Bando, Northern Shaolin and Shorin-ryu. He graduated from the University of Maryland with a Bachelor of Science in business administration, followed by film school at the University of California at Los Angeles (UCLA). Maslak authored two books, "Strategy in Unarmed Combat" and "What The Masters Know", based on a statistical study he undertook of contrasting fighting styles in professional boxing, full-contact karate (early kickboxing), Japanese kick-boxing, Judo and collegiate wrestling. While working for The Walt Disney Company as a project planner on EPCOT and Tokyo Disneyland, Maslak took an evening job as editor of