A. Sheikan Tunnel
B. Gotthard tunnel
C. Eurotunnel
D. New guanjiao tunnel
Submitted by: Shahbaz Jiskani
Correct Answer: Gotthard tunnel ✔
Last Updated: July 29, 2021
A. Sheikan Tunnel
B. Gotthard tunnel
C. Eurotunnel
D. New guanjiao tunnel
Submitted by: Shahbaz Jiskani
Correct Answer: Gotthard tunnel ✔
Last Updated: July 29, 2021