The Man Who Walked Through Time: The Story of the First Trip Afoot Through the Grand Canyon

The Complete Walker IV

Down the Great Unknown: John Wesley Powell's 1869 Journey of Discovery and Tragedy Through the Grand Canyon

The Emerald Mile: The Epic Story of the Fastest Ride in History Through the Heart of the Grand Canyon

The Thousand-Mile Summer: In Desert and High Sierra

The Exploration of the Colorado River and Its Canyons (Penguin Classics)

Belknap's Waterproof Grand Canyon River Guide 2020 edition

Grand Canyon Trail Map 5th Edition