- After World War I, Gdańsk became a free city, and was made an episcopal see in 1925, with this church as its cathedral.
- Originally built in wood, the Gdańsk Oliwa Cathedral is famous for being the 'longest church' in Poland due to the height of its beautiful structure.
- Photo of the object: Gdańsk – Oliwa, the facade od monastery church (a cathedra from 1935), in collections of National Heritage Institute in Poland.
- The Oliwa Cathedral is the main place of worship in the city of Gdansk, located in the Oliwa district.
- Oliwa Cathedral, formally known as the Archcathedral Basilica of the Holy Trinity, is a prominent church in Gdańsk.
- It took until 1925, when under a papal bull issued, Pope Pius XI established the Diocese of Gdańsk and by that raised the Oliwa church to the dignity of a cathedral.
- Northwest of the Old Town in the Gdańsk-Oliwa district stands a magnificent cathedral founded in the 13th century by Cistercian monks.
- Look at the Organ - the most admirable decorative feature of the Oliva's Cathedral. ... Oliwa Cathedral is the longest Cistercian Church in the world.
- The archcathedral in Oliwa is a three-nave basilica with a transept and a multisided shut presbytery, completed with a wandering.