Cooper kids adventure series

An American archeologist and his two children, Jay and Lila Co oper, seek God's protection and guidance as they journey to the Near East in search of a biblical treasure which is buried in a place local residents believe is cursed.

When Jay and Lila Cooper enter the cave-tombs of Anak with their archaeologist father, they hope to find a co-worker who has unaccountably disappeared. Instead, they stumble onto a frightening religion and new mysteries that soon put them all in incredible danger. The third book of the Cooper Kids Adventures.

Fourteen-year-old Jay and his younger sister Lila accompany their father to the tiny African nation of Togwana where they experience a supernatural phenomenon through a mysterious stone.

The Coopers become involved in a murder mystery that finds them caught between the present and the past, following clues that are carved in the stone cliffs around a ghost town.