Harrat Uwayrid is a volcanic field located in western Saudi Arabia, part of the larger Harrat region. It features numerous volcanic cones and lava flows, formed by volcanic activity over millions of years. The area is characterized by its dark basalt rock and unique geological formations. The field is situated near the city of Medina and is part of the Arabian Peninsula volcanic province. Harrat Uwayrid is significant for its geological history and is of interest to scientists studying volcanic activity and its impact on the surrounding environment.