Installed in 1996-97 the Surya or the 'Sun' gallery, is the one of its kind in India. It depicts the 'Sun' not only in the context of the Indian culture but also embracing the concept of the 'Sun' in other countries / civilizations, where it has been glorified, namely, Egypt, Mesopotamia, China, Greece etc. This exhibition also highlights the origin of the Sun, Earth and the Solar System. The scientific aspects related to the Sun viz. occurrence of eclipses, changing of the seasons, the diurnal (day and night) cycle, the water cycle, photosynthesis, the nitrogen cycle, the Sun as the giver of light, heat and energy, the formation of shadows, the absorption and refraction of colours, etc. are explained in a most interesting manner.