Bonneville County is located in the southeastern part of the state of Idaho. It was established in 1913 and is named after the famous explorer Benjamin Bonneville. The county seat is Idaho Falls, which is the largest city in the area and serves as a hub for commerce and culture. The county is known for its diverse landscapes, including mountains, rivers, and plains. It is home to several recreational areas, such as the Snake River and Caribou-Targhee National Forest, making it a popular destination for outdoor activities like hiking, fishing, and camping.