| <A words>  Aarhus, Denmark Acton, Massachusetts Adams Lake, British
  Columbia Alaska Alberta Alto Chicana, Peru  Alto de Guitarra, Moche, Peru Anasazi panels, Uah Anubis Cave,
  Oklahoma Apache Well, New Mexico Arizona Atacama Desert, Chile Atlatl Rock, Nevada Ayers Rock pictographs, California   <B words> Baca, Sweden Baile-Chladaich, Scotland Baja California Bartlett, New Hampshire Basque
  inscription (600 BC), PA Basque inscriptions, Portugal Basque inscriptions, Spain Belfast petroglyphs, California Berroes Dist., Portugal Bison sculpture, Massachusetts Black Canyon, California Black Rock Desert, Utah Blythe Geoglyphs, California Boca Negra Canyon, New Mexico Bohuslän, Sweden Bolivia Bow & Arrow petroglyph, NH Brazil British Columbia Brittany Broad Canyon, New Mexico Buckhorn Wash, California Burnt Hill, Massachusetts Burro Flats, California Burrows
  Cave, Illinois Butte County, California   <C words> California Camden, Maine Canada Canal Flats, British Columbia Cane Springs, Nevada Canyon de Chelly, Arizona Canyonlands, Utah Caribbean Area Carrazeda, Portugal Castillo de Olarizu, Spain Castle Garden, Wyoming Catalina de Guines, Cuba Celtic coins, Spain Central America Ceredo petroglyph, West Virginia Chaco Canyon, New Mexico Chelmsford, Massachusetts Cherokee, California ogam inscription Chicana, Peru Chile China Lake, California Chuavillanqui, Peru Churchill Co., Nevada Clark Co., Nevada Cocoroque Butt, Arizona Colorado Comfrey, Minnesota Concord, Massachusetts Connecticut Corn Springs, California Coso petroglyphs, California Cottonwood County, Minnesota Cottonwood Spring, New Mexico County Louth, Ireland Court of Antiquity petroglyphs, Nevada Crow Island, Maine Cuba Cueva Ambrosio, Cuba Cueva del Ratón, Baja California Cueva Gargia Bobieu,
  Cuba Cueva Pintada, Baja California   <D words> Deer Isle, Maine Denmark dinosaur figure, Utah Dinosaur
  Natl. Mon., Colorado Dinosaur Natl. Mon., Utah Dinwood, Wyoming Druids'
  Chair, Massachusetts Dry Fork Canyon, Vernal, Utah Dryden, Texas Dunphy, Nevada   <E words> Easter Island, Chile East Fork, Ohio earthworks East Walker River, Nevada Egypt El Cajón del Valle, Baja California El Moro, New Mexico El Parral,
  Baja California Emery County, Utah Essex, Massachusetts Eureka Co., Nevada Europe   <F words> Fallon, Nevada (map) Fisk-Wabasha petroglyphs, Minnesota Fonte Grande Canyon, Brazil Frying Pan Canyon, New Mexico   <G words> Garfield Flat, Nevada Gay Head, Massachusetts Germany Ginkgo Petrified Forest, Washington Girls' Puberty Rock, California Gloucester, Massachusetts Gottschall,
  Wisconsin Grand County, Utah Grand Lake, Maine Grand Traverse, Michigan Grave Creek, West Virginia Great Spirit petroglyphs, California Grimes, Nevada Gungywamp, Connecticut   <H words> Hampton, Massachusetts Hanukkiah, Ohio Earthworks Hart Mountain,
  Oregon Hawaii Hebrew inscription, Connecticut Hjulatorp, Sweden Holliston Mills, Tennessee Horse Creek, West, Virginia Horseshoe Canyon, West Virginia Hudson Strait, Quebec | <I words> Iberian-Phoenician script, Denmark Idaho Illinois Imperial County, California Indian Cave, Nebraska Inscription Canyon, California Inyo County, California Iowa County, Wisconsin Ireland Irish Monk ogam, West Virginia   <J words> Jefferson, New Hampshire   <K words> Kensington, Minnesota Kentucky Kerdef, Brittany Kern County, California Kerouezel, Brittany Kent, Connecticut King's
  Trail, Hawaii Kirchspiel Askum, Germany Kona Coast,
  Hawaii   <L words> Lagomarsino, Nevada Lake Jocassee, South Carolina Lake Lujenda, Minnesota Lake Nicaragua stone seat Lander Co., Nevada Lassen County, California Lawrence, Massachusetts Lillocet, British Columbia Lincoln Co., Nevada Los Lunas, New Mexico Lower Pecos River, Texas Lynn, Massachusetts Lyon Co., Nevada   <M words> Maine Maps (California) Maps of Nevada Marquette County, Wisconsin Martha's Vineyard, Massachusetts Massachusetts Massacre Lake, Nevada Mechanicsburg,
  Pennsylvania Medenet
  Habu, Egypt Merrimack River, Massachusetts Mexico Meyers Springs, Dryden, Texas Michigan Middleboro, Massachusetts Milford, Ohio earthworks Milk River,
  Alberta Mimbres River, New Mexico Mineral Co., Nevada Minnesota Misc Sites, Minnesota Misc. Counties, California Misc. Sites Massachusetts Misc. Sites, British Columbia Misc. Sites, Denmark Misc. Sites, New
  Hampshire Misc. Sites, Peru Misc. Sites, Portugal Misc. Sites, Saskatchewan Misc. Sites, Spain Misc. Sites, Sweden Misc. Sites, Tennessee Misc. Sites, West Virginia Moab, Utah Moche, Peru Mockingbird Canyon, California Modoc County, California Mogollon Rim area, New Mexico Molly Fisher Rock, Connecticut Moneta, Wyoming Mono County, California Moundsville, West Virginia Mouse's Tank, Nevada Mule Canyon geoglyphs, California Mule Tank, California Mullelrup Mose, Denmark Mystery Hill, New Hampshire   <N words> Natural Bridges Natl. Mon., Utah Nazca-like
  lines, Alaska NCRA Stone, Massachusetts Nearon Stone, Massachusetts Nebraska Nevada New Hampshire New Mexico New Preston, Connecticut Newspaper Rock, New Mexico New York Nicaragua Norse battle-axe, Massachusetts North Africa North America North Salem, New Hampshire North Salem, New York Norwell, Massachusetts   <O words> Observatory
  Hill, Wisconsin Ogam inscription, West Virginia Ohio Ohio Keystone Oklahoma Oklahoma Panhandle Olsen Canyon, California Olympic Peninsula, Washington Ontario Oregon Orkney Islands Owasco, New York Ozette, Washington   <P words> Painted Rock petroglyphs,
  California Painted Rock, Arizona Palatki, Arizona Panther Cave, Texas Pennsylvania Peru Peterborough, Ontario Petrified Forest Natl. Park Petroglyph Canyon, New Mexico Petroglyph State Park, New Mexico Petroglyphs Point, California Picket
  Wire Canyon, Colorado Pictish broch, Scotland Picture Rocks, Arizona Piedmont Plateau, South Carolina Pipe Spring, Lincoln, Nevada Pipe Spring,
  Washoe, Nevada Placer County, California Pleasant Mount, Pennsylvania Pony Hills, New Mexico Portugal Potash Road petroglyphs,
  Alaska Potts Cave, Nevada Proleek, Ireland Puerto Rico Punta Hicaros, Cuba Puye, New Mexico   | <Q words> Quebec   <R words> Rainbow cave, Wisconsin Ramona Maze, California Rancho Bernardo Style, California Rattlesnake Canyon, Texas  Rawhide Flats, Nevada (map) Red Mountain Spring petroglyphs, California Reef Bay, Virgin Islands Rhode Island Riacho Largo Canyon, Brazil Río Balanco, Puerto
  Rico Riverside County, California Rochester Creek, Utah Rock Creek petroglyphs, California Rock Creek, Canyonlands,
  Utah Rock Springs, Wyoming Rocky Neck, Massachusetts Rune Stone, Minnesota   <S words> Safe Harbor, Pennsylvania Samlac, Michigan San Bernardino County, California San Juan County, Utah San Juan Pueblo, New Mexico San Juan Swell, Utah San Luis Rey Style, California San Telmo, Spain Saskatchewan Scotland Searsmont, Maine Sego Canyon, Utah Serpent Mound, West Virginia Seven-mile Canyon, Utah Shutesbury, Massachusetts Sierra de San Francisco, Baja Calif. Signal Hill, Arizona Simpson Pass, Nevada Slippery Rock petroglyphs, California Smith Valley, Nevada Snake River area,
  Idaho Snapp's Bridge, Tennessee South America South Carolina Spain Spanish Springs, Nevada Spring Shelter pictographs, California St. Victor, Saskatchewan Steam Wells petroglyphs, California stick figure, California Storey Co., Nevada Summer Lake, Oregon Sun Park, New Mexico Supernova AD 1054, Baja California Superstition Mt., Arizona Surprise Tank, California Susquehana Valley,
  Pennsylvania Sutherland Wash, Arizona Sutton, Massachusetts Sweden Symbol Rock, Rhode Island   <T words> Taino petroglyph, Puerto Rico Tennessee Terrell County, Texas Texas The Great Gallery, Utah Thermopolis, Wyoming Three Rivers, New Mexico Toca da Serrinha, Brazil Toca de Egidio,
  Brazil Toca dos Búzios,
  Brazil Trelleborg, Sweden Tsankawi, New Mexico Tulare County, California Tule Lake, California Twin Sisters Creek, New Mexico   <U words> United States Upper Smoke Creek, California Upton, Massachusetts Utah   <V words> Val Verde County Valley of Fire, Nevada Vannes, Brittany Vantage, Washington V-Bar-B petroglyphs,
  Arizona Verde Valley, Arizona Verdi, Nevada Vermillion, Colorado Vernal, Utah Vernon, British Columbia Virgin Islands   <W words> Waileoloa, Hawaii Washington Washoe Co., Nevada West Virginia Westport, Massachusetts Whisky Flat, Nevada White Sands Natl. Mon, New Mexico Wildcat Branch, West Virginia Winter Shelter pictograph, California Wisconsin Wyoming   <X words>   <Y words> Yates County, New York Yuha, California   <Z words> Zuni, New Mexico     |