Lake Buchanan is a large reservoir located in the Texas Hill Country, created by the construction of the Buchanan Dam on the Colorado River. It covers approximately 30,000 acres and is known for its scenic beauty, making it a popular destination for outdoor activities such as fishing, boating, and swimming. The lake is named after James Buchanan, the 15th President of the United States. It is part of the Highland Lakes chain, which includes other lakes like Lake Travis and Lake Marble Falls. The area surrounding Lake Buchanan offers various parks and recreational facilities for visitors to enjoy.