Circularity in Your City

the photo shows a night photo of circular staircase leading to bridge on the Brda River, on the eastern outskirts of the Old Town in Bydgoszcz.
The bridge was built in 1872 and rebuilt twice during World War II (1939 & 1945).
the modern supporting structure consists of post-tensioned prefabricated box segments made in Poland for the first time using the cantilever concreting method

By Radosław Brzeziński, Poland