In all, Gangtok is a laid-back city where you can appreciate the captivating beauty of nature. It also serves as the base for a lot of trekkers. Complete with waterfalls, temples, and monasteries, the city is also a good spot for white water rafting in Northeastern India Overall, Gangtok is a relaxed city where you may take in the mesmerising beauty of the natural world. Many trekkers use it as their home base. In Northeastern India, the city is a good place for white water rafting and is full of waterfalls, temples, and monasteries.