According to Indian media reports, the girl living in the United States belonged to the Indian state of Andhra Pradesh.
The girl went to take a selfie at a waterfall and her foot slipped and she fell into the deep water, the report said.
In the US state of Tennessee, the woman went for a walk with her fianc at Bald River Waterfall.
The girl was taking a selfie with her fianc, local police said.
According to reports, the two fell into the 90-foot-high waterfall, but the boy was rescued while a woman named Polavarapo Kamala was killed.
The couple was reportedly on their way back to their destination after meeting their relatives in Atlanta, but stopped on the way to spend some time at the waterfall and take a selfie.
The late woman was associated with a software company in India and recently went to the United States for higher education after completing her education.
