Related by context. Frequent words. (Click for all words.) 63 Hiram Bingham 59 Inca Empire 54 Spanish conquerors 53 Inca citadel 53 archeological artifacts 53 Yuan Dynasty 53 astronomer Edwin 52 Ferdinand Magellan 52 Achaemenid era 52 Spanish colonizers 51 Shang Dynasty 50 cuneiform tablets 50 Pre Columbian 50 Egyptian pharaohs 50 ANI Archaeologists 50 archeological treasures 49 Jesuit missionaries 49 Spanish conquistadors 49 Machu Picchu 48 Louis Leakey 48 Radiocarbon dating 48 Bamiyan Buddhas 48 artifacts 48 Amerigo Vespucci 48 pre Columbian 48 explorer Hernando 48 Tenochtitlan 48 fossilized skull 48 Zhou Dynasty 47 codices 47 fossilized skeleton 47 ceramics textiles 47 La Amistad 47 conquistadores 47 E. Peary 47 thirteenth century 47 Inca empire 47 horned dinosaur 47 priceless artefacts 47 Ahuizotl 47 Olmecs 47 ancient Inca 47 Khmer empire 47 Tsar Alexander 46 Kitov 46 pre Incan 46 explorers Meriwether Lewis 46 terracotta army 46 archaeological 46 Incan 46 papyri 46 Roman Byzantine 46 King Nebuchadnezzar 46 Emperor Hadrian 46 ancient relics 46 Thor Heyerdahl 46 carnivorous dinosaur 46 Cagsawa 46 Caral 46 funerary objects 46 archeological excavations 46 Qin Dynasty 46 archeologists 46 archaeological finds 46 royal tombs 46 terra cotta warriors 45 hominid species 45 Khazars 45 Aztec empire 45 Ottoman empires 45 Amenhotep 45 stelae 45 Augustus Saint Gaudens 45 Physical Anthropology 45 Yuan dynasty 45 fossil specimens 45 archeological 45 radiocarbon dated 45 archeological excavation 45 dinosaur fossil 45 de Anza 45 Byzantine era 45 priceless antiquities 45 Early Cretaceous 45 prehistoric artifacts 45 INAH 45 mammoth tusk 45 excavated 45 Ottoman rulers 45 Czar Alexander 45 Atapuerca 45 Pope Pius IX 44 conquistadors 44 Goudstikker 44 Roman emperor Nero 44 Machu Picchu Peru 44 Cuenca Ecuador 44 stele 44 Tiwanaku 44 looted artifacts 44 Tutankhamun tomb