Muir is famed as the father of American conservation, and as the first person to promote the idea of National Parks. Combining acute observation with a sense of inner discovery, Muir's writings of his travels through some of the greatest landscapes in the world raise an awareness of nature to a spiritual dimension. This is a spiritual book, offering a life given to discerning God's glory in the natural world - whose generosity, discipline and vision are an enduring inspiration.