Uskumruköy

Zekeriyaköy is a neighbourhood in the municipality and district of Sarıyer, Istanbul Province, Turkey. Its population is 22,558 (2022).It is known for its quiet village life and upper middle class population. It became a rising entity in the real estate market after the construction of the modern villas next to the old village, where natives still live. The high end residential developments have turned this small village into one of the wealthiest districts of Istanbul. Due to its close location to the city's main financial centers such as Maslak and Levent, it has also become a prime location for the Istanbul business elite in recent years. Zekeriyaköy is neighbor to Maden, Bahçeköy, Uskumruköy, Demirciköy, and Rumelifeneri and 4.5 km away from Kilyos.

Valide Dam (Turkish: Valide Bendi) is a historic dam located in Sarıyer district of Istanbul Province, Turkey. Valide Dam was built in 1796 by Ottoman Sultan Selim III (reigned 1789–1807) to provide water for the donations in Eyüp of his mother Mihrişah Sultan (c. 1745–1805), who was titled Valide sultan during his reign.The dam is situated north of Bahçeköy, Sarıyer inside the Bentler Nature Park, which is part of the Belgrad Forest.Valide Dam impounds Ayazağa Creek, a tributary of Acıelma Creek, and has a catchment area of 1.825 km2 (0.705 sq mi). It is a solid gravity dam constructed in masonry with its crest and the waterside wall covered by marble. Two buttresses in 6.30 m (20.7 ft) distance at toe are attached to the downstream wall to reinforce the structure. The dam is 11.25 m (36.9 ft) high from the thalweg and 103.90 m (340.9 ft) long at crest. The crest is 4.72 m (15.5 ft) and the base is 6.30 m (20.7 ft) wide. The dam has a reservoir capacity of 255,000 m3 (9,000,000 cu ft).

Kilyos, also Kumköy, is a neighbourhood in the municipality and district of Sarıyer, Istanbul Province, Turkey. Its population is 3,860 (2022). It is also a well-known seaside resort on the Black Sea coast of the European side of Istanbul Province, famous for its beaches.

Bentler Nature Park (Turkish: Bentler Tabiat Parkı) is a nature park located in Sarıyer district of Istanbul Province, Turkey. Bentler means "dams" in Turkish language. Situated 1 km (0.62 mi) from Bahçeköy neighborhood of Sarıyer, it covers an area of 16.3 ha (40 acres). It was established in 2011, and is one of the nine nature parks inside the Belgrad Forest. The protected area is named after the historic dams, the Topuzlu Dam (Topuzlu Bendi, built 1750), Valide Dam (Valide Bendi, built 1796) and New Dam (Yeni Bent or II. Mahmud Bendi, built 1839), which are located north of the park area. There are other structures as the Iskara Bendi and historical fountains from the Ottoman Empire era. Bentler Nature Park has two entrances, the main entrance of Belgrad Forest and Kurtkemeri Gate.The nature park offers outdoor recreation activities such as hiking, cycling and picnicing for visitors on daily basis. There are playgrounds for children. Admission is charged for visitors and vehicles.

Maslak Pavilion (Turkish: Maslak Kasrı) is a former imperial Ottoman pavilion located in Istanbul, Turkey. It was constructed during the reign of Sultan Abdülaziz (1861-1876). It is under the administration of the Turkish Directorate of National Palaces.

The New Dam (Turkish: Yeni Bent), a.k.a. Mahmud II Dam (Turkish: II. Mahmut Bendi), is a historic dam located in Sarıyer district of Istanbul Province, Turkey. The New Dam was built in 1830 by Ottoman Sultan Mahmud II (reigned 1808–1839).The dam is situated next to Valide Dam north of Bahçeköy, Sarıyer inside the Bentler Nature Park, which is part of the Belgrad Forest.The New Dam impounds a tributary of Acıelma Creek and has a catchment area of 0.83 km2 (0.32 sq mi). It is a solid gravity dam constructed in masonry having a circular form. The dam is 15.62 m (51.2 ft) high from the thalweg and 101.55 m (333.2 ft) long at crest. The crest is 6.90 m (22.6 ft) and the base is 9.40 m (30.8 ft) wide. The dam has a reservoir capacity of 217,500 m3 (7,680,000 cu ft).

Topuzlu Dam (Turkish: Topuzlu Bent) is a historic dam located in Sarıyer district of Istanbul Province in Turkey. Topuzlu Dam was built in 1750 by Ottoman Sultan Mahmud I (reigned 1730–1754). In 1786, its crest was raised about 3.40 m (11.2 ft) higher by Abdul Hamid I (reigned 1774–1789). The dam is named "Topuzlu" meaning "bulged" due to a bulge-formed central part of the upstream wall side. The dam is situated just north of Bahçeköy, Sarıyer inside the Bentler Nature Park, which is part of the Belgrad Forest.Topuzlu Dam impounds Eskibağlar Creek and has a catchment area of 0.92 km2 (0.36 sq mi). It is a solid gravity dam constructed in masonry. The dam is 14.00 m (45.93 ft) high from the thalweg and 80.65 m (264.6 ft) long at crest. The crest is 4.30 m (14.1 ft) and the base is 7.00 m (22.97 ft) wide. The dam has a reservoir capacity of 160,000 m3 (5,700,000 cu ft).

Atatürk Arboretum is an arboretum in Bahçeköy, Sarıyer, Istanbul Province, Turkey. The establishment of an arboretum was proposed by Hayrettin Kayacık, professor of the Faculty of Forestry at Istanbul University in 1949. Initially, an area of 38 ha (94 acres) was foreseen for the arboretum. Between 1959 and 1961, Camille Guinet, inspector of the Sorbonne University's botanical garden, planned the road network inside the arboretum. Due to financial shortages, accomplishment of the project took time. Opened on July 12, 1982, it was named in honor of Mustafa Kemal Atatürk (1881–1938), the founder of Turkish Republic, on his 100th birthday anniversary. It is owned and financed by the Directorate General of Forestry, which is also responsible for the administrative operation. Istanbul University's Faculty of Forestry is the scientific partner of the park's executive board.The main goal of the arboretum is to serve the faculty and the students of Istanbul University's Forestry Department including the relevant agencies of the Ministry of Forest and Water Management, forest engineers, landscape architects, domestic and foreign scientists as well as nature lovers in their research work.The arboretum covers an area of 296 ha (730 acres) southeast of Belgrad Forest. It contains the 1818-built Kirazlı Dam (Turkish: Kirazlıbent) and a 1916-establıshed plant nursery.

Mehmet Akif Ersoy Nature Park (Turkish: Mehmet Akif Ersoy Tabiat Parkı) is a nature park located in Istanbul Province, Turkey.

Koç University (Turkish: Koç Üniversitesi) is a non-profit private university in Istanbul, Turkey. It started education in temporary buildings in İstinye in 1993, and moved to its current Rumelifeneri campus near Sarıyer in 2000. Koç University is ranked highest in Turkey according to the 2022 Times Higher Education World University Rankings and 2022 QS World University Rankings. Koç University currently consists of Colleges of Social Sciences and Humanities, Administrative Sciences and Economics, Science, Engineering, Law, Nursing and Medicine. Koç University offers 22 undergraduate, 29 graduate and 30 PhD programs. The university is home to around 7,000 students. The university accepts international students from various countries and has an extensive network of over 250 partner-universities including University of California and other universities such as Northwestern University, Cornell University and Georgetown University.Founded in 1993, Koç University has become one of the most prestigious universities in Turkey. The university attracts many of the highest-scoring students from Turkey's top high schools such as Koç School, Robert College, Uskudar American Academy and Istanbul High School. The majority of classes (over 95%) at Koç University are taught in English (a few exceptions are found only in the School of Law and School of Nursing).

Bahçeköy or Bahçeköy Merkez is a neighbourhood in the municipality and district of Sarıyer, Istanbul Province, Turkey. Its population is 3,737 (2022).Bahçeköy is situated 8 km (5.0 mi) from Sarıyer. It is bordered by Fatih Forest, Çayırbaşı, Büyükdere, Kemerburgaz, Zekeriyaköy and Gümüşdere. Institutions within its boundaries are Faculty of Forestry, Forestry Administration, Water and Sewerage Authority. A number of historic dams, Belgrad Forest, Bentler Nature Park, Atatürk Arboretum are visitor attractions of Bahçeköy. With annual precipitation around 1,200 millimetres (47 in), Bahçeköy is the wettest place in Istanbul.

Neşet Suyu Nature Park, aka Neşetsuyu Nature Park, (Turkish: Neşet Suyu Tabiat Parkı or Neşetsuyu Tabiat Parkı) is a nature park located in Sarıyer district of Istanbul Province, Turkey.Situated 6 km (3.7 mi) northwest of Bahçeköy neighborhood of Sarıyer and next to the Falih Rıfkı Atay Nature Park, it covers an area of 67.47 ha (166.7 acres). It was established in 2011, and is one of the nine nature parks inside the Belgrad Forest. The protected area is named in honor of Professor (Ottoman Turkish: Müderris) Neşet Bey (1881–1924).Neşet Bey was born in Resen, Ottoman Empire, today in North Macedonia, in 1881. He taught at the (Ottoman Turkish: Orman Mekteb-i âlîsi), today Forestry Faculty of Istanbul University, and served as its rector. He was much respected for his works in forestry by his colleagues and students. A memorial marble inscription erected by the Turkish Directorate General of Forestry on September 21, 1953 is situated inside the nature park. In the southwest of the nature park, the Büyük Bent (literally: Big Dam) is situated on the Kırkçeşme water canal. Remains of a cistern and the mihrab of an open-air prayer place (Turkish: namazgah) are registered protected cultural heritage in the park area.In 2000, the soil in the park area, which is one of the most popular recreation places in Istanbul, was loosened up by earth movers since the soil became hardened throughout the years like concrete endangering the trees. It was found that the growth of the tree roots stopped, bacteria and fungi population increased due to lack of oxygen in the soil. Fallen leaves could not merge with the hardened soil to make it nutrient for the vegetation. The park area was closed to picnics until 2005.