Books like White feather by Roy F. Chandler

Treasure Island is Robert Louis Stevenson’s classic adventure about a boy’s coming‑of‑age journey on a ship, featuring the iconic Long John Silver and shaping modern notions of pirates, treasure maps and tropical island tales.

Taggish the famed canine hero of Jack London’s classic adventure, The Call of the Wild, is uprooted from a comfortable home in California and forced into brutal sled work in the Yukon, where he must confront survival, the call of wilderness, and the pull of his wolf ancestry.

An English adventurer, Allan Quatermain, leads a perilous expedition through the African interior, uncovering hidden diamond mines and a lost kingdom in H. Rider Haggard’s classic adventure tale.

A gripping, true‑story adventure of three Polish children—Ruth, Bronia, and Edek—who must survive the horrors of Nazi‑occupied Warsaw in 1942 after their parents are taken.

Craig of the Mohicans, a frontier scout turns away from civilization, forming a bond with a Mohican warrior as they escort two sisters across the perilous wilderness of America's frontier.

A memoir of sixteen months in Vietnam, detailing the life of a Marine infantry officer and the realities of war during the conflict.

The Feather Men were a clandestine group of retired military officers from SAS, MI5, etc in UK. Ranulph Fiennes was proported to be one of them and exposed a series of assasinations of ex SAS officers ordered by the Sheik of Oman as a result of 3 of his sons being killed/murdered by these men in the war in his country in the '60s. (later made into a film with Robert de Niro) Very Complex and full of twists and deceipt. Was almost banned by HMG as a violation of the Official Secrets act but Fiennes declared some years later that it was just a work of fiction possibly as an appeasement to the government. Fiennes really was SAS and spent many years in dark corners of the world specializing in demolition and later became the explorer and the author on many feats of exploration and was later Knighted for his work. He also climed Everest 3 times despite him suffering from vertigo.