Related by context. Frequent words. (Click for all words.) 48 excavated 46 Silk Road 46 ancient 44 truss bridge 43 roadbed 43 aqueduct 43 archaeological 42 ancient Mesopotamia 42 ancient Babylon 42 gristmill 41 archeological 41 archaeological finds 41 ancient Roman 41 #BC [002] 41 Sassanid 41 archaeological excavations 41 royal tombs 41 Achaemenid 41 Acropolis 40 Excavations 40 Axum 40 earthwork 40 necropolis 40 Sumerians 40 Bronze Age 40 aqueducts 40 ancient citadel 40 Hellenistic 40 ancient Acropolis 40 excavations 40 archaeologists 39 Minoan 39 Byzantine era 39 tombs 39 Erie Canal 39 throughway 39 Iron Age 39 sarcophagi 38 ancient ruins 38 pedestrian underpass 38 CSX railroad tracks 38 archeologists 38 stele 38 viaducts 38 stonework 38 Transcontinental Railroad 38 Haghia Sophia 38 cobblestoned 38 excavation 38 bridge abutments 37 Byzantines 37 Roman ruins 37 bomb craters 37 adits 37 baptismal font 37 Neolithic 37 Towpath Trail 37 equestrian statue 37 steel truss 37 earthworks 37 archaeological excavation 37 ancient monuments 37 Egyptian pyramids 37 Grammatiko 37 interurban 37 tomb 37 Huangpu River 37 Armoured vehicles 36 ancient relics 36 Jaffa Gate 36 signalized 36 Herodium 36 flint tools 36 ancient temples 36 tunnels dug 36 neolithic 36 archeological sites 36 bridge 36 reconstructed 36 excavate 36 Archeologists 35 #BC [003] 35 Terracotta Warriors 35 excavating 35 thoroughfare 35 blacktopped 35 pedestrian bridge 35 granite stones 35 Euphrates 35 sphinxes 35 Parthian 35 archaeological discoveries 35 friezes 35 canal 35 Roman amphitheater 35 railroad depot 35 Fertile Crescent 35 Thracian 35 Great Pyramids 35 signalized intersection 35 Rhine River