Dhi Ain is a historical site located in the Oman region, known for its ancient falaj irrigation system. This system, which dates back to the pre-Islamic era, showcases the ingenuity of early civilizations in managing water resources. The site features traditional mud-brick structures and lush date palm plantations, reflecting the area's agricultural heritage. The significance of Dhi Ain extends beyond its architecture; it is also recognized for its cultural importance. The site is part of the UNESCO World Heritage list, highlighting its value in understanding the history and development of irrigation practices in arid environments.