Related by context. Frequent words. (Click for all words.) 68 arrowheads 46 burial mounds 44 oblong 43 petrified wood 43 carvings 41 deer antlers 41 arrow 41 spear 41 petroglyphs 40 pictographs 40 finial 39 tusk 39 stone carving 39 cottonwood 39 incised 39 intricately carved 39 fossilized 39 artifact 39 cairn 38 cypress tree 38 fragment 38 bones 38 inscription 38 scrimshaw 38 ancestor 37 stone slab 37 pottery 37 tombstone 37 indentation 37 dinosaur bones 37 prehistoric 37 acorn 37 artefact 37 fossilized bones 37 stone 37 spears 37 stones 37 pottery shards 37 inlay 36 inlaid 36 obelisks 36 fossils 36 remnant 36 ornament 36 sandstone 36 tree trunk 36 stone carvings 36 skull 35 scabbard 35 totem 35 carved wooden 35 bone 35 tree stump 35 sundial 35 mastodon 35 evergreen tree 34 antelope 34 bas relief 34 riffle 34 obverse 34 vase 34 octagonal 33 relic 33 engraving 33 sycamore tree 33 unmarked grave 33 breastplate 33 gravestone 33 sculpture 33 ellipse 33 specimen 33 tooth 33 chisel 33 dinosaur fossils 33 enameled 32 emblem 32 dinosaur 32 engravings 32 sideboard 32 etchings 32 ancient 32 medallion 32 boulder 32 Artifacts 32 lake sediments 32 archeologist 32 marble 32 fossil 32 archaeological dig 32 cedar tree 32 curved 32 artifacts 32 hieroglyphs 32 stone slabs 32 inscriptions 32 thighbone 32 blade 31 rubbings 31 talon 31 arrows 31 antique