Route lines are approximate and not for navigation. Thimphu–Bumthang follows the Tour of the Dragon race route; Bumthang–Trashigang, Samdrup Jongkhar, Trashiyangtse and Gelephu roads are simplified from Natural Earth (public domain). Paro–Thimphu and Mongar–Lhuentse are drawn as indicative lines. Ask your tour operator for current road conditions and drive times.