Tourist Martha Overholser was last seen at Mather Point on the Grand Canyon National Park's South Rim on Dec. 10.

Authorities believe that she walked west from Mather Point, a popular lookout, toward Bright Angel Lodge or Hermits Rest, the ...

Authorities are searching for a 66-year-old woman who went missing in Grand Canyon National Park last week after not ...

Grand Canyon National Park, Ariz. — Authorities continue to search for a Michigan woman reported missing at Grand Canyon ...

National Park Service officials are investigating the whereabouts of a woman after she disappeared from a popular viewing ...

A 66-year-old woman never returned to her tour bus at the Grand Canyon National Park in Arizona, rangers said. She’s been ...

A 66-year-old woman is currently missing, last seen at Grand Canyon National Park, according to the National Park Service.

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National Park Service officials are still looking for a Michigan woman who went missing after going on a commercial bus tour ...

A missing person investigation is ongoing for Martha Overholser, 66, who was part of a commercial bus tour when she got ...

Authorities are searching for a 66-year-old woman who went missing during a commercial bus tour at the Grand Canyon.The ...