Church of Emperor Krumenfi (Vasqarqatian: Arak Isamat Krumenfi) is a cathedral located at the Krumenfi district of Dursha in the YinYangian state of Raismang. It was established by the emperor of Mirutua, Krumenfi I, in 500 AD, making it the oldest cathedral in the country.
The church was briefly converted to a mosque in 903 AD, but was reverted back in 951 AD. It is colloquially called Cek (pronounced seck). It is one of the most popular tourist destinations in Dursha, and is an important part of the city's skyline. It is situated approximately two kilometers from the city center.