Trashigang (3,773m) is the largest urban centre in eastern Bhutan .Trashigang spans the easternmost corners of the kingdom, skirting up to the edge of the Indian state of Arunachal Pradesh, and is the country's largest district. It is known for its magnificent landscapes, woodwork and fine weavings
The district has an altitude ranging from 600 m to over 4000m and Bhutan's largest river, the Dangmechu, flows through the district. Trashigang town, on the hillside was once the center for a brisk trade with Tibet.
Today it is the junction of the east-west highway, with road connections to Samdrup Jongkhar and then into the Indian state of Assam. Trashigang town is also the principle market place for the semi-nomadic people of Merak and Sakteng, whose way of dress is unique in Bhutan.