Related by context. Frequent words. (Click for all words.) 52 Andes mountains 52 Tehuacan 51 Aguas Calientes 51 Sierra Madres 51 limestone cave 51 underground cavern 50 Ojinaga 49 Andes Mountains 49 Lake Atitlan 49 Peruvian Andes 49 Sandia Mountains 48 steep canyon 48 Chaiten volcano 48 Palenque 48 Atacama desert 48 cave 47 seawaters 47 Lake Titicaca 46 Tumaco 46 Ciudad Anahuac 46 Río 46 limestone caves 46 archaeological ruins 46 canyon 46 ravine 46 de Sabinas 46 Lake Ohrid 46 mountainside 45 Puebla 45 Volcano erupts 45 hillside slum 45 Sangre de Cristo Mountains 45 dry riverbed 45 Rancagua 45 Cundinamarca 45 underwater caves 45 mine shaft 45 cavern 44 irrigation ditch 44 El Rosario 44 Altiplano 44 Huehuetenango 44 Iquique 44 Inca ruins 44 creekbed 43 Huge swaths 43 La Paz 43 mountain 43 Xochimilco 43 Ciudad del Carmen 43 Taxco 43 caves 43 Yenisei River 43 Guanajuato 43 river overflowed 43 San Bartolo 43 sweltering tractor trailer 43 Omo River 43 Porvenir 43 lava tubes 43 Guanajuato Mexico 42 Jixi 42 San Martin Texmelucan 42 rugged canyon 42 riverbed 42 Peruvian jungle 42 Indanan town 42 towering cliffs 42 thick jungles 42 Atacama Desert 42 extinct volcano 42 mountainous 42 craggy mountains 42 Alajuela 42 Huancavelica 42 mineshaft 42 San Cristobal 42 Amazonian rainforest 42 forested slopes 42 Superstition Mountains 42 golden domed shrine 42 river 42 El Mirador 42 Ancash 42 Tapachula 42 Chachapoyas 42 lava tube 42 Cucuta 42 Veracruz Mexico 42 Cuenca 42 Wangjialing mine 42 Villahermosa 42 cavers 41 mudslide buried 41 El Limon 41 jungle canopy 41 irrigation canal 41 Chattooga River 41 Ya'an 41 Arequipa 41 cave explorers