How heavy is that cloud? Why can you see farther in rain than in fog? Why are the droplets on that spider web spaced apart so evenly? If you have ever asked que

Excerpts from Muir's thousand-mile walk to the Gulf.

Johnny is encouraged by his mother to take walks to relieve his boredom during the summer. He soon finds joy in walking as he collects rocks, goes to the librar

"JOHN MUIR, Earth-planet, Universe."—These words are written on the inside cover of the notebook from which the contents of this volume have been taken. They

With three llamas and a sherpa, renowned nature photographer Fielder and writer/environmentalist Tom Barron spent a month hiking the Maroon Bells-Snowmass Wilde