If you're looking for things to do in Killeen, TX, you'll find a variety of activities to suit your interests. One must-visit attraction is the stunning Stillhouse Hollow Lake, offering opportunities for boating, fishing, and swimming. Nature enthusiasts can explore the beautiful Dana Peak Park with its picturesque hiking trails and scenic picnic spots. For a taste of history, head to the 1st Cavalry Division Museum, which showcases artifacts and exhibits highlighting the military heritage of the area.