Imperial Library of Constantinople

The Monastery of Stoudios, more fully Monastery of Saint John the Forerunner "at Stoudios" (Greek Μονή του Αγίου Ιωάννη του Προδρόμου «εν τοις Στουδίου» Monē tou Hagiou Iōannē tou Prodromou "en tois Stoudiou"), often shortened to Stoudios, Studion or Stoudion (Latin: Studium), was a Greek Orthodox monastery in Constantinople (modern-day Istanbul), the capital of the Byzantine Empire. The residents of the monastery were referred to as Stoudites (or Studites). Although the monastery has been derelict for half a millennium, the laws and customs of the Stoudion were taken as models by the monks of Mount Athos and of many other monasteries of the Orthodox world; even today they have influence. The ruins of the monastery are situated not far from the Propontis (Marmara Sea) in the section of Istanbul called Psamathia, today's Koca Mustafa Paşa. It was founded in 462 by the consul Flavius Studius, a Roman patrician who had settled in Constantinople, and was consecrated to Saint John the Baptist. Its first monks came from the monastery of the Acoemetae.

Kennedy Avenue (Turkish: Kennedy Caddesi) is a 13 km (8.08 mi)-long avenue in Istanbul, Turkey that travels southwest from Sirkeci district to Bakırköy District and most importantly to the Atatürk Airport. The avenue is named for the 35th U.S. President, John F. Kennedy.

Yedikule station is an indefinitely closed railway station on the Istanbul suburban. It is located in the Yedikule neighborhood in southwest Fatih. The Yedikule Electric Train Depot is located right next to the station but was closed down in the early 2000s. The station had one track servicing an island platform (eastbound track) during the construction of the Marmaray tunnels, the westbound track being temporarily removed. Yedikule was served by the İstanbul-Halkalı Line, which was abandoned with the opening of Marmaray. The station is 7.46 km (4.64 mi) away from Sirkeci Terminal.

Saint Menas (Greek: Ἄγιος Μηνάς, pr. Ágios Minás; Turkish: Ayios Minas Kilisesi) is a Greek Orthodox Church in Istanbul. The edifice was built in 1833 near an early Christian Martyrion of the fourth or fifth century, possibly dedicated to the saints Carpus and Papylus (Greek: Μονὴ τῶν ἁγίων Κάρπου καὶ Παπὺλου, Monì ton Agíon Kárpou kai Papýlou ), and on the site of an ancient church dedicated to Hagios Polykarpos. The modern church has the same dedication as a nearby water source (Greek: Hagiásma, Turkish: Ayazma).

Yedikule Gasworks (Turkish: Yedikule Gazhanesi) was a gasworks to produce coal gas in Istanbul, Turkey. It was built in 1880 and functioned ıntil 1993.

Kocamustafapaşa station is a closed railway station on the İstanbul-Halkalı Line (B1). The station is located in the Samatya neighborhood of Istanbul's Fatih district. Kocamustafapaşa was closed in 2013 due to the closure of the whole B1 line, after the opening of the new Marmaray line. The tracks are planned to be used in the future to permit the access of international and main line train services to Sirkeci Terminal. But it is unknown if there will be train services that will stop on this station in the future (like all at-grade stations located between Yedikule and Sirkeci Terminal which are bypassed with the opening of Marmaray).

Samatya (Greek: Ψαμάθεια, pr. Psamatheia; Armenian: Սամաթիա) is a quarter of the Fatih district of Istanbul. It is located along the Marmara Sea, and borders to the west on the neighborhood of Yedikule (the "Castle of the Seven Towers").

Yedikule (English: Seven Towers) is a neighborhood of Fatih, Istanbul in Turkey. It is named after the seven-towered Yedikule Fortress, which surrounds the neighborhood. Urbanized in the 16th century, the neighborhood became a hub for industrial and agricultural activities. Yedikule has a local football team Yedikule GSK that played in the TFF Second League for a season.Marmaray passes through the neighbourhood, however Yedikule railway station is closed and the trains do not serve to the neighbourhood.

Yedikule Fortress (Turkish: Yedikule Hisarı or Yedikule Zindanları; meaning "Fortress of the Seven Towers", or "Dungeons of the Seven Towers", respectively) is a fortified historic structure located in the Yedikule neighbourhood of Fatih, in Istanbul, Turkey. Built in 1458 on the commission of Ottoman Sultan Mehmed II, the seven-tower complex was created by adding three new towers and fully enclosing a section of the ancient Walls of Constantinople, including the two twin towers that originally constituted the triumphal Golden Gate (Turkish: Altınkapı) built by Roman Emperors Theodosius I and Theodosius II. The fortress came to be known as the home of a formidable royal dungeon that housed notable figures throughout its history, and the associated intrigue captured the public's imagination over the centuries in various legends, stories, and the arts.

Saint George of Samatya or Surp Kevork (Armenian: Սամաթիոյ Սուրբ Գէորգ Եկեղեցի; Turkish name: Sulu Manastır, meaning: "Water Monastery") is an Armenian church in Istanbul, Turkey. The edifice, built between 1866 and 1887, has been erected above the substructure of a Byzantine church and monastery built in the eleventh century. The complex, dedicated to St. Mary Peribleptos (Greek: Μονὴ τῆς Θεοτòκου τῆς Περιβλὲπτου, Monì tis Theotókou tis Perivléptou) was one of the most important Greek Orthodox monasteries in Constantinople. After the Ottoman conquest of the city in 1453 it was ceded to the Armenian community in Istanbul, and became for a period the seat of the Armenian Patriarchate of Constantinople.

Koca Mustafa Pasha Mosque (Turkish: Koca Mustafa Paşa Camii; also named Sünbül Efendi Camii) is a former Eastern Orthodox church converted into a mosque by the Ottomans, located in Istanbul, Turkey. The church, as the adjoining monastery, was dedicated to Saint Andrew of Crete, and was named Saint Andrew in Krisei or by-the-Judgment (Greek: Μονὴ τοῦ Ἁγίου Ἀνδρέου ἐν τῇ Κρίσει, Monē tοu Hagiοu Andreοu en tē Krisei). Although heavily transformed during both the Byzantine and the Ottoman eras, it is one among the few churches in Istanbul still extant, whose foundation goes back to the sixth century.

Sancaktar Hayrettin Mosque (Turkish: Sancaktar Hayrettin Câmîi; also Sancaktar Hayrettin Mescidi, where Mescit is the Turkish word for a small mosque, or Sancaktar Mescidi) is part of a former Eastern Orthodox monastery converted into a mosque by the Ottomans. It is generally believed that the small building belonged to the Byzantine Monastery of Gastria (Greek: Μονῆ τῶν Γαστρίων, Monē tōn Gastríōn, meaning "Monastery of the Vases"). The edifice is a minor example of Palaiologan architecture in Constantinople, and is important for historical reasons.