Highest Peak of Ramnagar Doon is

Santpur
Someshwar fort
Gridhkut
Barbara

The correct answer is C. Gridhkut.

Gridhkut is the highest peak in Ramnagar Doon, Uttarakhand, India. It is located at an elevation of 2,700 meters (8,900 feet). The peak is a popular destination for trekking and mountaineering.

Santpur is a village located in the Ramnagar Doon. It is situated at an elevation of 1,500 meters (4,900 feet). The village is a popular tourist destination.

Someshwar fort is a ruined fort located in the Ramnagar Doon. It is situated at an elevation of 2,000 meters (6,600 feet). The fort is a popular destination for history lovers.

Barbara is a village located in the Ramnagar Doon. It is situated at an elevation of 1,000 meters (3,300 feet). The village is a popular destination for nature lovers.