| 1. | The 2.3 kilometer underwater tunnel cost A $ 554 million to construct.
|
| 2. | It was also the longest underwater tunnel in the world until 1987.
|
| 3. | I have lots of crazy ideas about underwater tunnels and such.
|
| 4. | They also say its entrance, via a long underwater tunnel, is culturally insensitive.
|
| 5. | The Cross-Harbour Tunnel, the first underwater tunnel in Hong Kong, opened in 1972.
|
| 6. | They live in underwater tunnels as well as open water, and consume plants.
|
| 7. | It is one of the longest underwater tunnels in the world.
|
| 8. | He is swept into an underwater tunnel before the team can reach him.
|
| 9. | The museum also has an underwater moving track, the largest underwater tunnel in Asia.
|
| 10. | Small leaks in underground or underwater tunnels are not unusual.
|