The St Sophia's Cathedral was built between 1045- 1050 inside the Detinets. It is one of the earliest stone structures of northern Russia. The cathedral was built by Prince Vladimir, the son of ...

Once the biggest cathedral in the world, the Hagia Sophia is considered the magnum opus of Byzantine architecture. Visitors say it is a must-see when in Istanbul and recommend taking a guided tour ...

Istanbul, located on the shores of ... Such a sight will not leave anyone indifferent. Hagia Sophia is a former Patriarchal Orthodox Cathedral built in 537. For more than 86 years it was a museum ...