For the morning, visit Chandigarh Rose Garden, which is the largest botanical garden in Asia. You can see a variety of roses in different colors and sizes. In the afternoon, visit Sukhna Lake, which is a man-made lake. Here, you can enjoy boating, sunset views and take a stroll in the evening. For the night, head to Elante Mall, which is one of the largest malls in Northern India. You can shop, dine and watch a movie here.
For the morning, visit Rock Garden, a unique sculpture garden made of industrial and urban waste. It features various sculptures made of recycled ceramics, broken bangles, rocks, etc. In the afternoon, visit the Government Museum and Art Gallery, which showcases ancient, medieval and modern Indian art and sculptures. For the night, head to Sector 17 plaza, where you can enjoy street food and shopping.
If you have extra time, you can also visit the Cactus Garden, which has a unique collection of cacti from India and other countries. If you want to experience some adventure, you can visit the Timber Trail, which is a hill station near Chandigarh. You can also take a historical side trip to Anandpur Sahib, which is a famous Sikh pilgrimage site.