At least four tourists were killed and over 20 others injured when a private bus skidded off the road and rolled down a gorge in Himachal Pradesh's Sirmaur district Monday evening, police said.
The toll could increase as rescue work is on.
The bus carried around 50 tourists, mostly from Saharanpur in Uttar Pradesh, and was on its way from Renuka to Paonta Sahib in the hill state.
It met with an accident near Madna Ghat, some 15 km from Renuka and 50 km from district headquarters Nahan, Assistant Superintendent of Police B.S. Thakur told IANS.
The cause of the accident is yet to be ascertained, he said on phone from the spot.
The injured were admitted to government hospitals in Nahan, Paonta Sahib and Dadhau.
Witnesses said police had a tough time extricating the bodies from the wreckage of the bnus.