Sajjan Niwas Garden popularly known as Gulab Bagh, sprawl over 100 acres of land on the banks of Pichola lake at lake palace road is considered as the largest rose garden in the city. Built by Maharana Sajjan Singh during the 18th century, Sajjan Niwas Garden can be virtually considered as a forest of flowers. Beautifully ornamented with an array of exotic varieties of rose flowers, Sajjan Niwas garden offers a spectacular atmosphere to relax and enjoy the natural beauty. An annual flower show is held at Sajjan Niwas Garden during the month of Shravan (July or August).

Sajjan Niwas Garden is the home to variety of fruit trees, orchids and attractive looking plants and also comprise a library, zoo and a park specially designed for children. Built by Maharaja Fateh Singh, the Saraswati Bhawan Library located within Sajjan Niwas garden contains varied books of topics including history, archeology and indology and has a good collection of old manuscripts dated back to early medieval period. The small zoo at Sajjan Niwas Garden houses wild animals like the chinkara, leopards, tigers and a number of birds. The toy train strolls with in the zoo attracts the visitors especially the children. Sajjan Niwas Garden was also known for the Victoria Hall Museum with an excellent collection of antiques, curios, royal household items and other historic leftovers which has been shifted to the Karan Vilas Mahal that is situated in the City Palace complex. Many hand written manuscripts are also on display at the Victoria Hall Museum.