Located 5 kms from centre of Sivasagar, Joysagar is a man-made lake that has historical significance. It was made by Swargadeo Rudra Singha, an Ahom king in the memory of his mother in the year 1697. Covering an area of 318, this is one of the largest man-made lakes in India. It is also the largest one constructed by the Ahom kings in Assam.
The northern bank of the lake has many temples which are visited by the locals every day. The place, it was built is known as Rangpur. Joysagar is one of the most important tourist attractions of this place and is visited by people in large numbers.
Joysagar becomes home to hundreds of migratory birds during winters and bird watching is an important activity during this time. Temples like Shiva dol, Vishnu dol, and Devi dol are also nearby and a visit to these age-old archaeological marvels would surely give you an idea about the rich cultural heritage of Assam. Other archeological monuments include Gargaon Palace and Talatal ghar.
Gaurisagar Lake is another place that you can visit and this attracts many migratory birds as well.
Auto rickshaws and taxis are available to Joysagar Lake from Sivasagar.
The best time to visit Joysagar is winter as you can see a lot of migratory birds here during this time. Summers are hot and humid, though the cool breeze of the lake is sure to cool you down. Monsoons are wet and it rains heavily during this time.