A series of four guided tours of 10 people per tour to the cave will begin Sept. 8.
An application is available online at www.fs.usda.gov/ashley to download, fill out and return by Aug. 10.
Tour dates for 2012 are Sept. 8, 15, 22 and 29.
Whiterocks Cave offers views of stalagmites and stalactites with colorful rock backgrounds. Participants in the tours must be at least 9 years old and be prepared for a climb of approximately 1,800 feet from the trailhead to the cave.
The tours will begin at the Whiterocks trailhead at 8 a.m. on the day of the tour and will be complete at approximately 4 p.m.