Construction on what will become the world’s longest-ever underwater road and rail tunnel commenced on June 17. When it opens in 2029, the 11.1-mile (18-kilometer-long) “Fehmarnbelt Fixed Link” will ...
A groundbreaking $8.3bn billion project, set to debut in 2029, is poised to become the world's longest underwater rail and road tunnel. The ambitious plan aims to dramatically slash travel time ...