Bell tower, Built in 1871 contains nine bells of different sizes that were a gift of the Czars of Russia.
Saint Catherine's Monastery (also known as Santa Katarina), Mount Sinai, Egypt. The monastery is Orthodox and is a UNESCO World Heritage Site. Built between 548 and 565, the monastery is one of the oldest working Christian monasteries in the world. A Fatimid mosque was built within the walls of the monastery, but it has never been used since it is not correctly oriented towards Mecca.