World's only underwater roundabout is inside 6.9-mile tunnel close to the UK
The Eysturoy Tunnel in the Faroe Islands features the world's only underwater roundabout, enhancing travel efficiency in the region.
World's first and only underwater roundabout is inside tunnel between UK and Iceland
The world's first underwater roundabout is located in the Eysturoy Tunnel, connecting the UK and Iceland, and serves travelers to the Faroe Islands.