Fort Peck is a large reservoir located in northeastern Montana, created by the Fort Peck Dam on the Missouri River. It covers approximately 134,000 acres and is known for its diverse recreational opportunities, including fishing, boating, and camping. The dam was completed in 1940 and is one of the largest earth-filled dams in the United States. The surrounding area features the Fort Peck Fish Hatchery, which supports local fish populations, and the Fort Peck Theatre, a historic venue that hosts various performances. The reservoir is also home to several species of wildlife, making it a popular destination for nature enthusiasts and outdoor activities.