Skyline Caverns – US 340, 1 mile south of Front Royal. On your one-hour tour, a knowledgeable guide will escort you through the caverns, explaining the unusual Anthodite formations & geological history while challenging your imagination, making your tour educational, exciting, and entertaining. Open all year. Miniature train, gift shop, snacks, Enchanted Dragon Mirror Maze, rock shop, nature trail. (800) 296-4545.