Explanation:

• Sakteng Wildlife Sanctuary (SWS) is a national park in the far eastern region of Bhutan, bordering the Indian state of Arunachal Pradesh. The sanctuary has a diverse ecosystem ranging from the warm broadleaf forests to alpine meadows. It is home to some of the rarest wildlife species in the country, such as the Red Panda and Himalayan Monal Pheasant.
• Nimo or Nimu is a village located in Leh, Ladakh UT. The town is famous for nearby views of the confluence of the Indus and Zanskar Rivers. Hence only statement 2nd is correct.
• Chumbi Valley of Tibet Autonomous Region (China) is a narrow valley projecting towards the tri junction point of Sikkim (India), Bhutan and Tibet borders.