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AI-drafted from public sources — may contain mistakes, especially specific dates, names, or claims. Only "Good to know" above is field-checked.
Historians say
SOURCE CONFLICT: inauguration given as 3 October 2020 by two sources and 4 October 2020 by Wikipedia.
Historians say
A 9.02 km twin-lane highway tunnel under Rohtang, 10 m wide, described as the longest highway tunnel above 3,000 m. It cuts three to four hours off the Manali-Keylong run and makes Lahaul reachable in winter.