Photographer: J. Griffis Smith

Boat ramps, marinas, campgrounds, picnic areas administered by National Park Service on U.S. side of huge international Amistad Reservoir. From park headquarters on U.S. 90 just west of Del Rio, obtain information, maps, schedules for free programs, and directions to local prehistoric Native American pictograph sites accessible by boat and foot. Fees for camping and boat use. www.nps.gov/amis.