PAN of Palenque ruins. CU of relief on wall. MS of temple at Palenque on hill. MS of tourists climbing temple; guide at ruins talking to tourists (backs to camera). MS of tourist climbing pyramid; guide and tourists reaching top of pyramid. MS of pyramid. VAR CU of tourists listening to guide. MCU/CU of guide talking. MS of Palenque relief carving. AERIAL of Palenque. Nice shot of waves rolling onto shore, sun shining off water, PAN to Tulum ruins by shore. AERIAL of oil rig in Bay of Campeche. (147)