The complainant reached Manali, some 250km from the state capital Shimla, on Sunday, the day incident occurred.
She alleged that she was gang-raped by two men, who offered her a lift early Sunday when she could not find a taxi, investigation officer Gandhi Ram told IANS.
He said the accused took the complainant to a secluded spot on the outskirts of Manali and sexually assaulted her.
“She was medically examined in a hospital in Manali. The victim asked for more tests. So she was taken to Sundernagar town on Sunday night,” he said. The complainant informed the police that her friends left her alone in Manali for further journey to Kaza in the Spiti Valley.
This has been the second incident involving a foreign tourists since June 2013 when a US national was raped by three cab drivers in Manali.