The $2 billion motorway is due to open ahead of the first passenger plane touching down late next year.

The $2 billion motorway is due to open ahead of the first passenger plane touching down late next year.

The $2 billion motorway is due to open ahead of the first passenger plane touching down late next year.

The $2 billion motorway is due to open ahead of the first passenger plane touching down late next year.

The $2 billion motorway is due to open ahead of the first passenger plane touching down late next year.

The globe-like structure will tower 30 metres when it is finished, making it visible to passengers when the first flights start late next year.

The globe-like structure will tower 30 metres when it is finished, making it visible to passengers when the first flights start late next year.

The globe-like structure will tower 30 metres when it is finished, making it visible to passengers when the first flights start late next year.

The globe-like structure will tower 30 metres when it is finished, making it visible to passengers when the first flights start late next year.

The globe-like structure will tower 30 metres when it is finished, making it visible to passengers when the first flights start late next year.