By Roman Dial. William Morrow, 2020. 368 pages. $28.99. ... “The Adventurer’s Son” is a brave, beautiful and eventually restorative book destined to become an adventure classic.

On July 10, Cody Dial, the son of legendary Alaskan adventurer Roman Dial, embarked on what was supposed to be a five-day trekking trip in Costa Rica. Thirty-one days later, nobody has heard from ...

In episode four, tensions rise when Roman Dial is unsatisfied with what investigators learn from the man who really might know what happened to his son, who vanished in the Costa Rican jungle in 2014 ...

On July 10, 2014, Cody Roman Dial, a 27-year-old graduate student from Alaska, set out into Costa Rica’s imposing Corcovado National Park, a 164-square-mile jungle on the country’s western flank.

That’s when his son, Cody Roman Dial, 27, walked alone into Costa Rica’s Corcovado National Park, a barely mapped rainforest along the Pacific Coast. He did not return.

Cody Roman Dial disappeared in the Costa Rican jungle two years ago. — -- Legendary explorer Roman Dial has been on a painful, very personal quest in a Central American rain forest for the ...

IN 1983 ADVENTURER Roman Dial first climbed into a 2kg, one-man inflatable boat as a means for crossing rivers on his way to win the Alaska Mountain Wilderness Classic, a 250km mountain adventure race ...

In 2014, Dial’s son Cody went missing while traveling in the jungles of Central America. Roman Dial and his wife, Peggy, hadn’t heard from Cody for two weeks before they began to really worry ...

On Friday, Roman Dial walked out of the jungle side-by-side with his translator, carrying his presumed son’s remains in a bag. “His dad saw all his stuff,” James told us of the emotional moment.

By Roman Dial Illustrated. 355 pp. William Morrow/HarperCollins Publishers. $28.99. A version of this article appears in print on , Page 18 of the Sunday Book Review with the headline: Into Thin Air .