IISER Mohali isn’t the worst campus as compared to IISER Kolkata or IISER Pune. The campus is clean and well-maintained. The brick line architecture looks great all the time. The Mohali campus is a biodiversity hotspot. There are 119 different species of birds including peacocks. There is a fenced area which is known as the Ecopark. It is an untouched ecosystem and is entirely wild.