Sitlakhet, Uttarakhand: This place has much to offer, panoramic views, trekking trails, hiking, appreciating the wildlife among others. In the morning and evening, one can enjoy 200 degree views of the Garhwal and Kumaon Himalayas.
Thenmala, Kerala: You can find eco-friendly huts to stay in, Shendurney Wildlife Sanctuary is nearby and you can find some delicious honey here.
Mawlynnong, Meghalaya: The cleanest village in India, this quaint village is near Bangladesh border, on a height, and you can see the lifestyle the locals live here.
Coorg, Karnataka: A hill station in the western ghats which boasts of abundant flora and fauna, you can see some biodiversity here. There are also lots of coffee plantations around.
Khangchendzonga National Park, Sikkim: A UNESCO World Heritage Site with lakes, glaciers, valleys, it is home to snow leopard, musk deer, red pandas and Himalayan blue sheep.