The Big Southern Butte is a prominent landmark located in the American Falls watershed of Idaho. This volcanic dome rises over 2,400 feet above the surrounding landscape, making it one of the largest volcanic tuff cones in the world. It was formed over 10,000 years ago when a massive volcanic eruption occurred, leaving behind a unique geological feature that is now a popular destination for hikers and outdoor enthusiasts. The butte is home to a variety of rare plant and animal species, including golden eagles, pronghorns, and sagebrush, making it a popular spot for nature lovers. Visitors can hike to the top and take in the stunning views of the surrounding valley, or explore the area's volcanic history through interpretive exhibits and guided tours.

There are many good reasons to visit the Big Southern Butte, including its unique geological features, breathtaking views, and diverse wildlife. In addition to hiking and wildlife viewing, visitors can also enjoy a variety of recreational activities, such as fishing, camping, and rock climbing. The area is also rich in cultural history, with evidence of Native American settlements dating back over 12,000 years. Overall, the Big Southern Butte is a must-see destination for anyone interested in exploring Idaho's natural and cultural heritage.