These are in no particular order of preference. I appreciate recommendations.

• The Mountains of My Life - Walter Bonatti
• Narcissus and Goldmund - Hermann Hesse Thanks to Tom McCarthy for the recommendation.
• Butcher's Crossing - John Williams
• True Grit - Charles Portis
• Border Trilogy - Cormac McCarthy
• The Friendly Orange Glow - Brian Dear
• Collected Fictions - Jorge Luis Borges
• From Third World to First - Lee Kuan Yew
• The General in His Labyrinth- Gabriel Garcia Marquez
• Heat - Bill Buford
• Scoop - Evelyn Waugh
• Shah of Shahs - Ryszard Kapuscinski
• Ways of Seeing - John Berger
• Tiepolo Pink - Roberto Calasso
• Man's Search for Meaning - Viktor Frankl
• The Tiger - John Vaillant
• Cat's Cradle - Kurt Vonnegut
• The Old Man and the Sea - Ernest Hemingway
• Full Tilt - Dervla Murphy
• The Old Patagonian Express - Paul Theroux
• The Places in Between - Rory Stewart
• The Lives of the Artists - Giorgio Vasari
• Invisible Cities - Italo Calvino
• The Snow Leopard - Peter Matthiessen
• The Hunters - James Salter
• Operating Manual for Spaceship Earth - Buckminster Fuller
• The Name of the Rose - Umberto Eco
• Foucault's Pendulum - Umberto Eco
• Typhoon and Other Stories - Joseph Conrad
• Heart of Darkness - Joseph Conrad
• The Bridge on the Drina - Ivo Andric
• Independent People - Halldór Laxness Recommended by Jamie Martin.
• The Complete Essays - Michel de Montaigne
• The Radetzky March - Joseph Roth
• In Cold Blood - Truman Capote
• Moneyball - Michael Lewis
• A Rough Ride - Paul Kimmage
• Passport to Magonia - Jacques Vallée
• The Electric Kool-Aid Acid Test- Tom Wolfe
• Fear and Loathing on the Campaign Trail '72- Hunter S. Thompson
• Out of Africa - Karen Blixen
• The Men Who Stare at Goats - Jon Ronson
• Papillon - Henri Charrière
• The Westies - T.J. English
• The Gangs of New York - Herbert Ashbury
• Storm of Steel - Ernst Jünger
• All the King's Men - Robert Penn Warren
• Zero Zero Zero - Roberto Saviano
• Black Elk Speaks - Black Elk, John G. Neihardt