The inscriptions are essentially antique graffiti rendered with a lead pencil, quill pen, knife or other carving tool. Each inscription was photographed, measured, documented and interpreted.

AZTEC, N.M. — A Colorado historian is leading a team to survey inscriptions left by settlers and others on the ceilings of 900-year-old ruins in northwestern New Mexico. Fred Blackburn and his team ...

Even though the scrawling of explorer William Clark is the most famous on the sandstone monolith 24 miles northeast of Billings, his is not the only signature on Pompeys Pillar. In the 200 years since ...

FARMINGTON — Aztec Ruins National Monument may be the subject of a centennial celebration this year marking its establishment in 1923, but the 318-acre, ancestral Puebloan site still possesses the ...