1. St. Peter’s Basilica (Vatican City, Rome)
2. The Basilica of the National Shrine of Our Lady Aparecida, Aparecida, Brazil.
3. The Cathedral of Saint Mary of the See, better known as Seville Cathedral, Seville (Andalusia, Spain).
4. The Cathedral of St. John the Divine, officially the Cathedral Church of Saint John: The Great Divine in the City and Diocese of New York, is the cathedral of the Episcopal Diocese of New York.
5. Milan Cathedral is the cathedral church of Milan, Italy.
6. The Basilica of Our Lady of Licheń is a Roman Catholic church located in the village of Licheń Stary near Konin in the Greater Poland Voivodeship in Poland.
7. Liverpool Cathedral is the Church of England Cathedral of the Diocese of Liverpool, built on St James’s Mount in Liverpool and is the seat of the Bishop of Liverpool.
The total external length of the building, including the Lady Chapel (dedicated to the Blessed Virgin), is 207 yards (189 m) making it the longest cathedral in the world; its internal length is 160 yards (150 m). With a height of 331 feet (101 m) it is also one of the world’s tallest non-spired church buildings and the third-tallest structure in the city of Liverpool.
8. Ulm Minster is a Lutheran church located in Ulm, Germany.
It is the tallest church in the world, and the 4th tallest structure built before the 20th century, with a steeple measuring 161.5 metres (530 ft) and containing 768 steps.
9. The Cathedral of Our Lady is a Roman Catholic cathedral in Antwerp, Belgium.
10. Saint Joseph’s Oratory of Mount Royal is a Roman Catholic minor basilica and national shrine on Westmount Summit in Montreal, Quebec. It is Canada’s largest church.