Longhorn Cavern State Park is located northwest of Austin in Burnet County. The park is known for limestone cave formed thousands of years ago. It is a popular tourist attraction with pavilions and observation tower. Admission to the park ground is free. However, entry to the cavern require admission fee. Administration building of the state park features exhibit.
6211 Park Road 4 S
Burnet, TX 78611
Phone: (512) 715-9000
Free Admission
9 a.m. to 6 p.m., open daily