Christianity: What it is not, and What it is

The Snow Leopard

Apology for Walking: Freedom in Nature and Wildness

Nature and the Human Soul: Cultivating Wholeness and Community in a Fragmented World

History of Printing and Paper-Making

The Perfect Storm: A True Story of Men Against the Sea

Cleopatra: A Woman of History - Her Conquest of Caesar and Antony

The Nature Fix: Why Nature Makes Us Happier, Healthier, and More Creative

Natural History of Cetacea: Whales and Dolphins

Braiding Sweetgrass: Indigenous Wisdom, Scientific Knowledge and the Teachings of Plants

Florence Nightingale: the Nurse Who Became Famous

The Old Ways: A Journey on Foot

The Social Life of Birds and Animals

Kook: What Surfing Taught Me About Love, Life, and Catching the Perfect Wave

Diogenes and the Cynic Philosophy

The Last American Man

Among the Eskimos: History of their Habits and Religious Beliefs

Landmarks

History of the Dolphin

The Boilerplate Rhino: Nature in the Eye of the Beholder