Theodoros Trion Church, also known as the Grape Church of the 19th century, which is one of the important Greek settlements of the region and has a bell tower, was built by the Ottomans during the reign of Sultan Abdulmecid, in accordance with the San Stefano Treaty, in return for war indemnity.

The Greek inscription of the church includes the following statements:

"This very holy church of Agios Theodoros Trion was built during the reign of Emperor Sultan Abdülmecid Han, with his high will, with the encouragement of St. Iconion (metropolitan) Neofitos Efendi, and with the donations of Christians residing here (Malakopi) and the efforts of the chief architect of Haldias, Kiriako Papadopoulos Efendi.

It was dedicated to Agios Theodoros and was blessedly opened. May Allah protect this country from all dangers through him (Agios Theodoros). Amen. The year 1858 May 15..."

Theodoros Trion Church, which attracts the attention of foreign tourists in particular, draws attention not only in terms of architecture, but also with the high quality of its monumental wall paintings.

It is stated that the construction of the church was influenced by the Seljuk architecture.

Source: http://derinkuyu.gov.tr/yeralti-sehrimiz