Alexander Nevsky Cathedral is a prominent Orthodox cathedral located in Sofia, the capital of Bulgaria. Built between 1904 and 1912, it was designed to honor the Russian soldiers who died during the Russo-Turkish War of 1877-1878. The cathedral is known for its stunning Byzantine architecture and impressive gold-plated domes. The interior of the cathedral features beautiful mosaics, frescoes, and intricate iconography, showcasing the rich artistic heritage of the Bulgarian Orthodox Church. It can accommodate up to 10,000 worshippers, making it one of the largest cathedrals in the world. The cathedral remains a significant symbol of Bulgarian national identity and religious devotion.