Mokshagundam Visvesvaraya was a notable Indian engineer who is celebrated each year on September 15th in India as Engineers Day. He was born on September 15th, 1860 and made significant contributions in the field of civil engineering. The article discusses Visvesvaraya's background and education, and highlights how engineers across India work to solve problems through innovation, design, and creation using science and math to improve lives. Various types of engineers and their projects are described, such as developing cleaner engines, purifying water, and inventing medical devices. The engineering design process of identifying problems, researching solutions, testing designs, and redesigning is also outlined.