Gasa is famous for Tshachu (Hot Springs), there are several of them in different places which have different medicinal values. It is famous throughout the kingdom and during the winter season, people from the entire kingdom come to the hot springs. Therefore because of the hot springs, there is great potential for tourist both the local and international tourist. There are also other hot springs located in Laya called Lungo tshachu and in Lunana it is called Wachey tshachu. which have equal traditional value for taking bath.

Gasa has about 33% of the area under forest cover and whole of the dzongkhag falls under the Jigme Dorji National Park. So Gasa is rich in flora and fauna and is a habitat of some rare species of animal and birds like Takin, Musk deer, Blue sheep, Snow leopard, Himalayan black bear, tiger, red pandas, Raven, Wild pheasants, snow pigeons, the red billed cough, the alpine swift, the snow partridge, the black necked crane and many others. It is very rich in fauna and flora.