Related by context. Frequent words. (Click for all words.) 55 Inca Empire 54 Tenochtitlan 51 Palenque 50 Incan 49 INAH 49 Lambayeque 49 royal tombs 49 archaeological finds 49 ancient 49 archeological 48 ancient Mayan 48 Inca empire 48 archaeological 48 Hittites 48 Tikal 48 Mayan 48 Jesuit missionaries 48 cenotes 47 Yuan Dynasty 47 Byzantine era 47 cenote 47 pre Columbian 46 limestone cave 46 ancient relics 46 bas reliefs 46 stele 46 ancient Mayans 46 Spanish colonizers 46 Egyptian pyramids 46 Egyptian pharaoh 46 Maya 45 heiau 45 ancient Mesopotamia 45 Ramses II 45 Acoma Pueblo 45 indigenous cultures 45 Mexica 45 ancient civilization 45 archaeologically 45 Espiritu Santo 45 limestone caves 45 ancient civilizations 45 Cuzco Peru 45 Olmec 45 Mesoamerican 45 antiquity 45 archeological digs 45 Teotihuacan 45 cultural patrimony 45 Pre Columbian 44 Huichol 44 Mesoamerica 44 Inca ruins 44 Santa María 44 archeological sites 44 Museo de 44 Susa 44 Ramses 44 Sipan 44 archeologists 44 Caral 44 Chichen Itza 43 Babylonia 43 Thracian 43 bas relief 43 Mayan civilization 43 ancient Inca 43 El Santo 43 Etruscans 43 steles 43 Moctezuma 43 ancient pyramids 43 Abydos 43 hieroglyphs 43 thirteenth century 43 archaeological excavations 43 archeological excavations 43 Machu Picchu Peru 42 Paracas 42 Chaco Canyon 42 Incas 42 ancient tombs 42 frescos 42 Cabeza de Vaca 42 Mycenaean 42 stone carvings 42 pre Incan 42 Axum 42 Lázaro 42 fifteenth century 42 codices 42 King Nebuchadnezzar 42 Tlatelolco 42 Persian empire 42 Xalapa 42 archaeological ruins 42 Inca 42 biodiversity hotspot 42 Amenhotep III 42 archaeologists 42 Quetzalcoatl