St. Stephen's Basilica ( ) is a Roman Catholic basilica in Budapest, Hungary. It is named in honour of Stephen, the first King of Hungary (c 975–1038), whose right hand is housed in the reliquary. It was the sixth largest church building in Hungary before 1920. Since the renaming of the primatial see, it has been the co-cathedral of the Roman Catholic Archdiocese of Esztergom-Budapest. Today, it is the third largest church building in present-day Hungary. Architecture The site of today's basilica was a theater in the 18th century. This theater, named Hetz-Theater, was a place where animal fights were hosted. One of the wealthy citizens (János Zitterbarth) of the newly formed district built a temporary church there. In the late 1810s, about a thousand people formed the Lipótváros Parish. Then they began the fundraising and the believers started to make plans for the future church. The church is named after Saint Stephen I of Hungary, the first King of Hungary (c. 975–1038), whose incorruptible right hand is housed in the reliquary. This is the most important church building in Hungary, one of the most significant tourist attractions and the third highest church in Hungary. Equal with the Hungarian Parliament Building, it is one of the two tallest buildings in Budapest at - this equation symbolises that worldly and spiritual thinking have the same importance. Regulations prohibited for a long period the construction of any building taller than in Budapest. It has a width of , and length of . It was completed in 1905 after 54 years of construction, according to the plans of Miklós Ybl, and was completed by József Kauser. Much of this delay can be attributed to the collapse of the dome in 1868 which required complete demolition of the completed works and rebuilding from the ground up. The architectural style is Neo-Classical; it has a Greek cross ground plan. The façade is anchored by two large bell towers. In the southern tower is Hungary's biggest bell, weighing over . Its predecessor had a weight of almost , but it was used for military purposes during World War II. Visitors may access the dome by elevators or by climbing 364 stairs for a 360° view overlooking Budapest. At first, the building was supposed to be named after Saint Leopold, the patron saint of Austria, but the plan was changed in the last minute, so it became