Question

Any tell where is the world's biggest tunnel located and when was it's opening
tell and get followed by me...........​

Answer 1

Answer:

THE BIGGEST TUNNEL IS GOTHARD TUNNEL IN SWITZERLAND

ITS OPENING WAS AT 1 JUNE 2016.

HOPE IT HELPS U.

MARK ME AS BRAINLLIEST & FOLLOW..❤️

Answer 2

GOTTHARD TUNEL IS LOCATED IN SWITZERLAND.

IT'S OPENING WAS ON 1 JUNE 2016.

HOPE IT HELPS YOU.

PLEASE MARK ME AS BRAINLIEST.