Related by context. Frequent words. (Click for all words.) 67 fossils 65 dinosaur fossils 62 dinosaur bones 58 dinosaur skeletons 58 fossilized bones 57 artifacts 57 middens 57 dinosaur footprints 56 dinosaur fossil 56 archaeological finds 56 flint tools 55 prehistoric 55 trilobites 55 pottery shards 55 fossil 54 fossilized remains 54 marine reptiles 54 petrified wood 54 archaeological sites 54 archaeological artifacts 54 excavated 53 relics 53 archeological sites 53 archeological 52 archaeological 52 cliff dwellings 52 archaeological digs 52 treasures 51 artefacts 51 paleontological 51 ancient relics 50 rock outcrops 50 midden 50 Egyptian mummies 50 fossilized 50 Prehistoric 50 paleontology 49 royal tombs 49 paleontologists 49 dinosaur eggs 49 caves 49 archeologists 49 archaeologists 49 archaeological treasures 49 plesiosaur 49 mastodon 49 Fossils 49 petroglyphs 49 ancient tombs 49 mummies 48 prehistoric creatures 48 sarcophagi 48 terra cotta warriors 48 stone carvings 48 Skeletal remains 48 palaeontologists 47 Paleontologists 47 petroglyph 47 carvings 47 terracotta warriors 47 dinosaurs roamed 47 specimens 47 excavations 47 Archeological 47 ancient artifacts 47 archaeological discoveries 46 priceless artifacts 46 quarried 46 dinosaur 46 bones 46 archeology 46 hidden treasures 46 pictographs 46 burial mounds 46 archaeological dig 46 mastodons 46 opals 46 treasure troves 46 excavation 45 hadrosaur 45 excavating 45 meteorites 45 arrowheads 45 skeletons 45 geological formations 45 chert 45 burial grounds 45 King Tut tomb 45 Artefacts 45 palaeontology 45 Machu Picchu 45 Carlsbad Caverns 45 fossil hunter 45 Egyptian pyramids 45 excavate 45 archeological dig 45 treasure hunting 45 carnivorous dinosaurs 45 mummified 45 pre Columbian 45 gravesites