Caving permits and information about recreational activities and cave exploration can be obtained at the El Malpais Visitor Center, just south of I-40 exit 85 at 1900 E. Santa Fe Ave. in Grants. Monument open daily 24 hours. Visitor center open daily 8-5; closed Jan. 1, Thanksgiving and Christmas. Admission is free. Phone (505) 876-2783 to speak with a park ranger.