Mosque Ulu Cami, or Great Mosque, was built in Bursa during the reign of Bayezid I Yildirim (Lightning). A resounding victory at the Battle of Nikopol on the Danube, the Crusader army, the sultan subjugated Bosnia, won Bulgaria, Wallachia forced to pay tribute and established a protectorate over Byzantium. According to legend, before the battle, Bayezid I vowed if he wins build 20 mosques, but beating, thought it would be enough one, but with 20 domes. Construction of the mosque lasted four years and was completed in 1400.

The mosque is located in the heart of the old town near the market. It was the first in the Ottoman Empire mnogokupolnoe structure, made in beautiful Arabic style. Until now, the Ulu Jami - creation of architect Ali Nedzhara - serves as a model for the construction of mosques throughout the country. Here is everything that it should be in the Ottoman mosques - fountain for religious ablutions, mihrab, minbar, rugs on the floor and inscriptions from the Koran on the walls.

Several times Ulu Cami are destroyed. For the first time this has happened during the invasion of Tamerlane. Later the building was badly damaged by an earthquake in 1855 and restoring the French architect Leon Parville. It was he who introduced in the early Ottoman architecture unusual for her baroque elements, which are reflected in the design of calligraphic inscriptions and decorations tops of minarets. Unfortunately, a fire in 1889 once again damaged the mosque, but now it is restored.

The base of the mosque is in the form of a rectangle with sides of 63 and 50 meters. The mosque building includes 30 supporting pylons 18 of them are located in the walls of the mosque and 12 inside the building. These majestic pillars supporting the powerful and twenty domes of the mosque. The building has three entrances (north, east and west), and in the center of the room is an unusual marble fountain with a pool for ritual ablutions. It is a huge three bowls, one above the other, and highlights of the round window in the dome above him. The interior of the mosque is decorated with 192 huge calligraphic inscriptions in Kufi style sofas and listing all the 99 names of Allah. The central gate of the mosque are made without the use of nails. They are made of walnut wood and is considered a masterpiece in wood processing. Due to the large dome light inside the building good lighting.

The majestic mosque Ulu Cami, covering an area of ​​5,000 square meters to this day remains in Bursa, the most monumental building. Due to the unusual interior decoration and original samples of woodcarving Ulu Cami is considered one of the most interesting historical sites in Turkey.