The Church Of STS. Cyril and Methodius Cathedral is an Orthodox Church located in Sozopol, Burgas region. Bears the name of saints Cyril and Methodius, also known as "the brothers from Salonika" (Constantine the Philosopher and Methodius, the creators and distributors of the first Slavic alphabet – the Glagolitic, which later created the Cyrillic alphabet.

The Church was built trawinski master Usta Gencho in 1889 for the needs of refugees from areas that were subordinate to Constantinople (Tsargrad) Patriarchate (it gave the temple a second informal name – "the Church for refugees"). During the construction of the Church was outside the city and worship there was done only on major holidays.

The building is a one-nave Basilica with a length of 25 m, a width of 13 and a height of 12 m At a later time there was attached the bell tower with a height of about 23 meters. The Church kept the carved iconostasis of the masters debarshi school of XVII-XVIII century, which was moved here from the destroyed in the XIX century the Church of Sozopol. St. John The Evangelist.

After 1944, the Church was converted first to the city Museum, then to the warehouse and finally to the Museum of underwater archaeology. Since 1989 the building was returned to the Bulgarian Orthodox Church. After an extensive renovation in 2011, the Church was again opened for visitors and worship.