Ключевые слова: along, backpacking, boat, bush, by, canyon, chiapa, chiapas, cliffs, climbing, cloudy, conservation, corzo, cracks, crocodile, crust, day, de, dirty, erosion, formed, fresh, green, grijalva, huge, majestic, mexico, national, overcast, park, pollution, protection, rainforest, river, rocks, state, sumidero, sunshine, tall, trees, trip, turtle, tuxtla, vacation, vegetation, water,