There are two tunnels under the castle hill in Oświęcim, located between Zamkowa and Bulwary Streets. The first one, which is older, runs in an east-west direction and connects the opposite slopes of the hill. It’s the so called “long” or “Austrian” tunnel. It was built during the Austrian partition, probably at the end of the 18th century. It has a pear-shaped cross-section and was built of...
Oświęcim, Małopolskie