Cathedral of Saint Helena Cathedral of Saint Helena The Cathedral of Saint Helena is the cathedral of the Roman Catholic Diocese of Helena, Montana. Modeled by architect A.O. Von Herbulis after the Votivkirche in Vienna, Austria, the construction began on the Cathedral in 1908, and held its first mass in November 1914. The Cathedral sustained significant damage during the 1935 Helena earthquake, which required extensive renovations. The Cathedral was added to the National Register of Historic Places in 1980. The site for the cathedral was purchased in 1905. A.O. Von Herbulis of Washington, D.C., was commissioned as the architect. Von Herbulis was trained abroad
Helena of Moscow child of Ivan III, Grand Prince of Moscow, and his second wife Sophia Palaiologina, niece of the last Byzantine Emperor Constantine XI Palaiologos. Helena was an older sister of Grand Prince of Moscow Vasili III of Russia. Little is known about Helena's childhood in Moscow, but it is known that she was literate and very attractive. When Helena was eight, Jan Zabrzeziński and Ivan Yuryevich Patrikeyev discussed a marriage between Helena and one of the sons of the Polish King Casimir IV Jagiellon. At the time Poland was looking for allies in the Polish–Ottoman War (1484–1504), which broke out after